Question 4 5 points)Part 1: Find the median of the Science Midterm Exam Scores (2 points)Part 2: Explain how you found the median of the Science Midterm Exam Scores. Be sure to explain the process you used to identity at themedian is. (3 points)

Question 4 5 Points)Part 1: Find The Median Of The Science Midterm Exam Scores (2 Points)Part 2: Explain

Answers

Answer 1

median = 75

See explanation below

Explanation:

Part 1:

To find the emadian, we can state the data on the dot plot of the science midterm scores:

60, 65, 65, 70, 70, 75, 75, 75, 80, 80, 85, 85, 90, 95, 100

Total number of data set = 15

median = (N+1)/2

N = 15

Median = (15+1)/2 =16/2 = 8

Median = 8th position in the data

The 8th number = 75

Hence, the median of the science midterm scores = 75

Part 2:

The process is to write out all the data on the plot.

Count the number of data.

Then apply the median formula

Or because it is an odd number, the middle number after listing it out is the median.

The middle number here is 75


Related Questions

For the function f(x)= 8/9+4xfind f-1(x)

Answers

The inverse of the function is f⁻¹(x) = x/4 - 2/9

The given function is :

f(x)= 8/9+4x

This can be written in the form of an equation such as

y = 8/9+4x

Now we have to find the value of x in terms of y

4x = y - 8 / 9

or, x = y/4 - 2/9

When a code is formed, the domain and its codomain are sometimes not clearly given, and without doing a calculation, one may just be aware that such a domain is a part of a bigger set.

A function from X to Y" often refers to an action that may accept a sufficient subset of X as its domain in mathematical analysis. A "function as from reals here to reals" might be used to explain the function of a valid real variable, for example.

Instead of the entire set of real numbers, a "function out from reals to the reals" refers to a group of real numbers with a non-empty open interval. This kind of job is

Hence the inverse of the function is given by f⁻¹(x) = x/4 - 2/9

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B. When are the y-values the same? When are theydifferent?

Answers

B. When are the y-values the same? When are they

different?

Since there are absolute values, and the y =|x| and y =x will be the same when the values of x are positive and they're going to be different when the values for x are negative ones.

Like this:

y =x | y = |x|

3 y =3

-3 3

A kid is selling cupcakes, each cupcake sold for $1.25 and cookies for $1.75, Jason sold 92.50 worth of cake and cookies if he sold both combined how many cakes were sold and how many cookies

Answers

Set x and y to be the number of cupcakes and cookies, respectively.

Therefore, according to the question,

[tex]Cost=1.25x+1.75y[/tex][tex]\Rightarrow1.25x+1.75y=92.50[/tex]There is only one provided equation; therefore, we cannot determine x and y but just x in terms of y or vice versa. To determine x and y, more information is needed.

Solving for x,

[tex]x=\frac{92.50-1.75y}{1.25}[/tex]

Find the y-intercept of a line that passes through (-2,6) and has a slope of -5

Answers

First find the equation of the line whose slope is -5 and passes through (-2, 6).

[tex]\begin{gathered} y-6=-5(x-(-2)) \\ y-6=-5(x+2) \\ y-6=-5x-10 \\ y=-5x-4 \end{gathered}[/tex]

For y-intercept, substitute x = 0.

[tex]\begin{gathered} y=-5(0)-4 \\ y=-4 \end{gathered}[/tex]

Thus, the y-intercept is -4.

describe the formations between f(x) = x-5 to g(x)=-6x+2

Answers

The given function is,

f(x) = x- 5

The transferred equation is,

g(x) = -6x + 2

So the transformation is,

[tex]g(x)=-6(f(x))-28[/tex]

Directions - Graph the following slope intercept equation:y=-1/3x+4

Answers

Answer:

See below for graph

Explanation:

Given the slope-intercept equation:

[tex]y=-\frac{1}{3}x+4[/tex]

To graph it, first, we find the x and y-intercepts.

When x=0

[tex]\begin{gathered} y=-\frac{1}{3}(0)+4 \\ y=4 \end{gathered}[/tex]

We have the point (0,4).

When y=0

[tex]\begin{gathered} 0=-\frac{1}{3}x+4 \\ \frac{1}{3}x=4 \\ x=12 \end{gathered}[/tex]

We have the point (12,0).

We then draw a line joining points (0,4) and (12,0).

A company produces standard size American flags with a measurement of 3’ x 5’. Another company produces mega American flags that are similar to this size. If the shorter side of the mega flag is 48',. What is the length of the longer side?

Answers

Solution:

Given:

[tex]\text{Standard size American flag of 3' x 5'}[/tex]

Let L be the longer side of the mega flag.

Another company produces a similar flag of 48' x L

Since both flags are similar, then the ratio of the corresponding sides is equal.

Hence,

[tex]\begin{gathered} \frac{3}{5}=\frac{48}{L} \\ \\ \text{Cross multiplying the equation,} \\ 3\times L=5\times48 \\ 3L=240 \\ \\ \text{Dividing both sides by 3,} \\ L=\frac{240}{3} \\ L=80^{\prime} \end{gathered}[/tex]

Therefore, the length of the longer side of the mega flag is 80'

represents holly records

Answers

The holly records a temperature at 15 below zero

This implies that the temperature i

I need some help please out

Answers

Question:

Solution:

Let the following equation:

[tex]\sqrt[]{12-x}=\text{ x}[/tex]

this is equivalent to:

[tex](\sqrt[]{12-x})^2=x^2[/tex]

this is equivalent to:

[tex]12-x=x^2[/tex]

this is equivalent to:

[tex]x^2+x-12=\text{ 0}[/tex]

thus, we can conclude that

x= 3.

write the slope intercept form:through: (-2, 3), perp. to x=0

Answers

write the slope intercept form:

through: (-2, 3), perp. to x=0​

we know that

If the line is perpendicular to x=0 (y-axis), then we have a horizontal line

and the equation of a horizontal line (slope is equal to zero) is

y=3

Use trigonometric ratios to determine the length of x in the right triangle below.71°5 cmRound your answer to the nearest tenth, and do not include "x ="or the units in your answer. Just enter the numericalvalue

Answers

For the given right triangle, one angle is 71 degree, and perpendicular side for angle 71 degree is x and base side is 5 cm.

Determine the measure of side x by using trigonometric ratio.

[tex]\begin{gathered} \tan 71=\frac{x}{5} \\ x=5\cdot\tan 71 \\ =14.5210 \\ \approx14.5 \end{gathered}[/tex]

So value of x is 14.5 cm

Answer: 14.5

solve using the an=a1+(n-1)d formulaa1= -20, d=-4

Answers

Answer:

[tex]a_n=-20-4(n-1)[/tex]

Explanation:

We have the formula:

[tex]a_n=a_1+(n-1)d[/tex]

And we are given:

a_1 = -20

d = -4

Thus:

[tex]a_n=-20+(n-1)(-4)=-20-4(n-1)[/tex]

(Worth 50 points) Jell E. Bean owns the local frozen yogurt shop. At her store, customers serve themselves a bowl of frozen yogurt and top it with chocolate chips, frozen raspberries, and any of the different treats available. Customers must then weigh their creations and are charged by the weight of their bowls.

Jell E. Bean charges for five pounds of dessert, but not many people buy that much frozen yogurt. She needs you to help her figure out how much to charge her customers. She has customers that are young children who buy only a small amount of yogurt as well as large groups that come in and pay for everyone’s yogurt together.


A. Is it reasonable to assume that the weight of the yogurt is proportional to its cost? How can you tell?


B. Assuming it is proportional, make a table that lists the price for at least ten different weights of yogurt. Be sure to include at least three weights that are not whole numbers.


C. What is the unit rate of the yogurt? (Stores often call this the unit price.) Use the unit rate to write an equation that Jell E. Bean can use to calculate the amount any customer will pay.


D. If Jell E. Bean decided to start charging for each cup before her customers started filling it with yogurt and toppings, could you use the same equation to find the new prices? Why or why not?

Answers

Answer:

D.

Step-by-step explanation:

It rained 3.5 inches in the month of April. It rained 45 less in the month of May. How much did it rain in May?

Answers

It rained 1.925 inch in the month of may as the question said "It rained 3.5 inches in the month of April. It rained 45% less in the month of May".

What is inch?

In both the British imperial and American customary systems of measurement, the inch serves as a unit of length. It is equivalent to 1/12 of a foot or 1/36 of a yard. The definition of an inch during King Edward II's reign was "three dry, round grains of barley placed end to end lengthwise." The lengths of 12 poppyseeds combined have also been used at various times to define an inch. Since 1959, 2.54 cm has been the official definition of an inch. One inch is exactly equal to 2.54 cm in the metric system, according to the relationship between the two units. The prefix "in" can be used to denote inches. For instance, five feet ten inches could be written as five ft ten in or five feet ten inches.

Here,

45% of 3.5 inch=1.575 inch

Since it rained 45% less than 3.5 inch so,

3.5-1.575=1.975 inch

it rained 1.925 inch in the month of may.

According to the question, it rained 1.925 inches in the month of May "In April, there was 3.5 inches of rain. May saw a 45% decrease in rainfall ".

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(1,-4) (-2,5) in slope intercept form

Answers

We want the equation of the line through the points (1, -4) and (-2, 5)

So we start by finding the slope of the segment that joins those two points using the formula for slope:

slope = (y2 - y1) / (x2 - x1)

slope = (5 - -4) / (-2 - 1) = 9 / (-3) = -3

Then the slope is -3

Now we use the general slope-intercept form of a line:

y = m x + b

with m = -3

y = -3 x + b

and request one of the points to be on the line in order to determine "b"

-4 = -3 (1) + b

- 4 = -3 + b

add 3 to both sides to isolate b on the right

- 4 + 3 = b

then b = -1

Then the equation of the line is:

y = -3 x - 1

Which type of association does the scatter plot show? ту 00:00 Weak positive 00:00 Strong negative Strong positive Nonlinear

Answers

SOLUTION

From the diagram, we can see that Scatter Plot is NON- LINEAR.

Use the information in the table to complete the remaining information. Note: The section to the right of the table states "Rewrite the information from the table as a list of ordered pairs in the form of (height, shoe size).

Answers

Given:

A table represents the height and the shoe size of seven students

We will rewrite the information from the table as a list of ordered pairs in the form of (height, shoes size).

So, the order pairs will be as follows:

[tex]\lbrace(5^{\prime}6^{\prime}^{\prime},8),(5^{\prime}7^{\prime}^{\prime},9),(5^{\prime}8^{\prime}^{\prime},9),(5^{\prime}10^{\prime}^{\prime},10),(6^{\prime}6^{\prime}^{\prime},13),(5^{\prime}10^{\prime}^{\prime},12),(5^{\prime}8^{\prime}^{\prime},11)\rbrace[/tex]

A mapping diagram:

The table could be represented by the relationship as shown in the following figure:

find the order pairs by following the tablegiven:y=x^2 -12x+36table of x : ?,5,9,4y : 0,?,1,?,?

Answers

x = ? , 5 , 9 , 4

y= 0, ? , 1 , ?

To find the missing x value, replace the matching value of y (0) in the equation and solve for x:

0 = x^2-12x +36

Apply the quadratic formula

[tex]\frac{-b\pm\sqrt[]{b^2-4\cdot A\cdot c}}{2\cdot a}=\frac{12\pm\sqrt[]{(-12)^2-4\cdot1\cdot36}}{2\cdot1}[/tex][tex]\frac{12\pm\sqrt[]{144-144}}{2}=\frac{12}{2}=6[/tex]

For x = 5:

y= (5)^2-12 (5) +36 = 25-60+36 = 1

For y=1

1 =x^2-12x+36

0 = x^2-12x+36-1

0= x^2-12x+35

[tex]\frac{12\pm\sqrt[]{(12)^2-4\cdot1\cdot35}}{2\cdot1}=\frac{12\pm\sqrt[]{144-140}}{2}=\frac{12\pm2}{2}=\frac{14}{2}=7\text{ }[/tex]

x =7

For x=9

y= (9)^2-12 (9)+36 = 81-108+36=9

For x=4

y= (4)^2-12(4)+35 = 16-48+36=4

8 increased by 3 times a number t in expression

Answers

[tex]\begin{gathered} \text{the number is t} \\ \text{Three times: 3t} \\ 8\text{ increase by the number: 3t + 8} \end{gathered}[/tex]

Question 21 and 22 list all 6 zeros, write in factored form

Answers

the zeros are

x=-1.5 -----> multiplicity 1

x=0

x=2 ----> multiplicity 2

possible function

y=-x(x+1.5)(x+2)^2 -----> leading coefficient must be negative

Solve for x. 6 244 - 21.A. 0.53B. 0.45 C. 0.06 D. 0.24

Answers

ANSWER:

B. 0.45

STEP-BY-STEP EXPLANATION:

We have the following equation:

[tex]6\cdot2^{4x}^{}=21[/tex]

We solve for x:

[tex]\begin{gathered} 2^{4x}=\frac{21}{6} \\ \ln \: \mleft(2^{4x}\mright)=\ln \: \mleft(\frac{7}{2}\mright) \\ 4x\cdot\ln (2)=\ln \: \mleft(\frac{7}{2}\mright) \\ x=\frac{\ln \: \mleft(\frac{7}{2}\mright)}{4\cdot\ln (2)} \\ x=0.45 \end{gathered}[/tex]

The value of x is 0.45

It takes Anastasia 50 minutes to walk 3 1/2 miles to the park. At this rate, about how many minutes should it take her to walk 5 miles?

Answers

Answer:

about 71minutes

Explanation:

If it takes Anastasia 50 minutes to walk 3 1/2 miles to the park, then;

50 minutes = 3.5 miles

To get the time taken for her to walk 5miles;

x = 5miles

Divide both expressions

50/x = 3.5/5

Cross multiply

3.5x = 50*5

3.5x = 250

x = 250/3.5

x = 71.42miles

Hence it will take her about 71minutes to walk 5miles

x^2 - 9x - 36 = 0Use zero product property. Solve for x

Answers

Given the Quadratic Equation:

[tex]x^2-9x-36=0[/tex]

You need to remember that the Zero Product Property states that if:

[tex]ab=0[/tex]

Then:

[tex]a=0\text{ }or\text{ }b=0[/tex]

In this case, you can factor the given equation by finding two numbers whose sum is -9 and whose product is -36. These numbers are 3 and -12. Then:

[tex](x+3)(x-12)=0[/tex]

Based on the Zero Product Property, you know that:

[tex](x+3)=0\text{ }or\text{ }(x-12)=0[/tex]

Then, by solving each part by "x", you get:

[tex]x=-3\text{ }or\text{ }x=12[/tex]

Hence, the answer is:

[tex]x=-3\text{ }or\text{ }x=12[/tex]

caluculate the length of AC to 1 decimal place in the trapezium below.

Answers

Check the picture below.

usign the pythagorean theorem let's find the side CD, then let's get the side AC using the same pythagorean threorem.

[tex]\textit{using the pythagorean theorem} \\\\ c^2=a^2+b^2\implies \sqrt{c^2 - b^2}=a \qquad \begin{cases} c=\stackrel{hypotenuse}{16}\\ a=\stackrel{adjacent}{CD}\\ b=\stackrel{opposite}{7}\\ \end{cases} \\\\\\ \sqrt{16^2 - 7^2}=CD\implies \sqrt{207}=CD \\\\[-0.35em] ~\dotfill[/tex]

[tex]c^2=a^2+b^2\implies c=\sqrt{a^2 + b^2} \qquad \begin{cases} c=\stackrel{hypotenuse}{AC}\\ a=\stackrel{adjacent}{CD}\\ b=\stackrel{opposite}{11}\\ \end{cases} \\\\\\ AC=\sqrt{(\sqrt{207})^2~~ + ~~11^2}\implies AC=\sqrt{207 + 121}\implies \boxed{AC\approx 18.1}[/tex]

What is the x-intercept of the following graph?a. (0,2)b. (2,0)C. (0, -4)d. (-4,0)

Answers

The x-intercept is the point where the curve (line) cuts the x-axis.

Looking at the graph, the x-intercept is at x = 2.

In coordinates, it is

(2,0)

Correct Answer is B

A spinner with 5 equally sized slices has 2 red slices, 2 yellow slices, and 1 blue slice. Keiko spun the dial 1000 times and got the following results. From Keiko's results, compute the experimental probability of landing on yellow

Answers

Probability is expressed as

number of favorable outcomes/number of total outcomes

But probability can also be classified as theoretical probability and experimental probability. The theoretical probability is the normal probability of each outcome while the expreimental probability is the probability of an outcome given that trials have been made.

In this scenario,

total number of trials = 400 + 195 + 405 = 1000

favorable outcomes = number of times that we landed on yellow = 405

the experimental probability of landing on yellow is

405/1000 = 0.405

Here’s math questions see below:Find and simplify the difference quotient f(x+h)-f(x) ___ hfor the given function: f(x)=2x-5

Answers

The given function is:

[tex]\begin{gathered} f(x)=2x-5 \\ f(x+h)=2(x+h)-5=2x+2h-5 \end{gathered}[/tex]

So the expression is evaluated as follows:

[tex]\begin{gathered} \frac{f(x+h)-f(x)}{h}=\frac{2x+2h-5-(2x-5)}{h} \\ =\frac{2x+2h-5-2x+5}{h} \\ =\frac{2h}{h} \\ =2 \end{gathered}[/tex]

So the value of the expression is 2.

if the area of a rectangle is 6 m, then the dimension would be 2 meters by 3 meters?True or False

Answers

To be able to verify the statement, let's first recall the formula in getting the area of a rectangle:

BD bisects ZABC such that mZABD =(4x – 5) and mZDBC =(3x + 2)Find the value of ..17

Answers

Solution

For this case we know that

m m < DBC = 3x+2

So then we can do the following:

4x -5 = 3x+2

4x-3x = 5+2= 7

x = 7

My test is tomorrow and I need help with my review please!

Answers

It is important to know that the sample would be the starters and the population is all members.

So, let's use the mean formula to find the mean sample

[tex]\bar{x}=\frac{\Sigma(x)}{n}[/tex]

Where n = 21.

Now, we have to add all the heights of the starter players.

[tex]\begin{gathered} \Sigma(x)=75+81+72+84+79+68+77+84+79+78+83+76+83+71+80+75+77+84+77+80+75 \\ \Sigma(x)=1638 \end{gathered}[/tex]

Then, we divide

[tex]\bar{x}=\frac{1638}{21}=78[/tex]Therefore, the mean sample is 78 inches.

Now, let's find the population mean using all team data instead

[tex]\mu=\frac{\Sigma(x)}{N}[/tex]

Where N = 35. Let's do the same process.

[tex]\begin{gathered} \mu=\frac{75+80+69+77+70+77+68+81+80+77+80+84+72+69+79+84+75+78+84+76+79+83+72+77+75+76+79+84+78+76+71+83+75+69+77}{75} \\ \mu=\frac{2689}{35}=76.83 \end{gathered}[/tex]Therefore, the mean population is 76.83 inches.
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