2.2 A large supermarket offers an internet shopping service to its customers. It recently conducted
a survey amongst its customers to find out if full time employed customers are more likely to use
the internet shopping facility than at home customers. The survey findings are summarized in the
following cross-tabulation table:
Employment status
Use internet shopping
Yes
No
Full-time
35
109
At-home
40
176
At the 5% significance level, is there sufficient statistical evidence to conclude that full-time
employed customers are more likely to use the internet shopping service than at-home
customers? (ie, is employment status and the use of internet shopping statistically dependent?)
What conclusion can be drawn​

Answers

Answer 1

Stmmmmmmbhhv. Bbbbbhvbvu y y y

Related Questions

Determine whether each expression is equivalent to 64^t^3-0.5t

Answers

Answer:

Step-by-step explanation:

I need help pleasee!!!!

Answers

Answer:

Your answer is c

Step-by-step explanation:

the two inequalities are x =< 1 and x =>2 which is shown by the number line in option c

Use multiplication to create an equivalent fraction for 2/5

Answers

Answer:

4/10

Step-by-step explanation:

2/5 times 2/2

Make sure To multiply with the SAME denominators and numerators.

I hope this helps!!

Answer:

6/15

Step-by-step explanation:

2/ 5 x 3/3 = 6/15

Note that to find equalivalent fractions multiply “BOTH” the numerator and the denominator

What is the y intercept calculator for 3y=2x +6

Answers

Answer:

The Y-axis intercept is 2

Step-by-step explanation:

Answer:

The y-intercept is 2

Step-by-step explanation:

Given: 3y=2x+6

Convert to y=mx+b form: y=2/3x+2

Therefore, the y-intercept is 2.

Struggling with these last two. Thanks so much!!

Answers

Answer:

1. C

2. D

Step-by-step explanation:

1. first find the slope by using the formula (y2-y1)/(x2-x1). We need to find the equation for CE so use points C (0, 1) and E (5, 5). (5-1)/(5-0) = 4/5, which is the slope. from there u can tell that the answer is the third choice, which let's say is C, because the y intercept of the line is 1.

2. Do the same thing except with points A (-5, 1) and D (0, 6). (6-1)/(0-(-5)) = 1

The y intercept is 6 because that is where the line intersects the y axis, or where x is 0.

so the equation is y=x+6, which is just the last option, let's say D, but just rearranged

the first one C
and the second one D


Penny works 44 hours at an hourly rate of $8.50. She was paid time and a half for the overtime of 4 hours. What were her total wages?

Answers

Answer:

Time and a half pay is 50% more than an employee's regular rate of pay. For every hour of overtime an employee works, you must give them their regular rate of pay plus half of that. To calculate an employee's overtime rate of pay, multiply their regular rate by 1.5.

Step-by-step explanation:

Evaluate the expression for x^2×x^1 for x=9​

Answers

Answer:

729

Step-by-step explanation:

x^2*x^1 = (9)^2 * (9)^1

            = (9)^3

            = 729

Ria works in a paint shop.
She needs to make 1500ml of purple paint.
Ria makes purple paint by mixing red paint and blue paint and white paint in the ratio 3 : 2 : 1
How much blue paint does Ria need to make 1500 ml of purple paint?

Answers

Answer:

the answer is 500ml

Step-by-step explanation:

1500/3=500

The factory receives an order for more than 1,100 boxes. Machine B has already packed 55 boxes. Write and solve an inequality to find the amount of time it will take Machine B to pack the additional boxes that are needed for the order, assuming none of the boxes are defective.

Answers

Answer:

no lo sé pero te ayudaría si lo supiera

Complete the pattern. 33, 44, 55, 66, ___, ___

Answers

Answer:

33,44,55,66,77,88

Hope this helps!!!!!!!

help please help please ​

Answers

Wouldn’t that be 2/3?! I may be wrong if so sorry

what is the polynomial degree for 7,8+6,5-4

Answers

Answer:

7

,

14

,

1

Step-by-step explanation:

Help me please, I need this

Answers

321,300,0

Multiply 20x17x15x18x35

20×17= 340

5×18= 90

340+90= 430

answer 430 km

i hope this helps ^^

A motorboat travels 102 miles in 3 hours going upstream. It travels 186 miles going downstream in the same amount of
time. What is the rate of the boat in still water and what is the rate of the current?

Rate of the boat in still water:

Rate of the current:

Answers

Answer:

Rate in still water = 48 mph.

Rate of current = 14 mph.

Step-by-step explanation:

Let the rate in still water be x and rate of the current be y miles per hour.

Upstream:

x - y = 102/3

Downstream:

x + y = 186/3

Adding the 2 equations

2x = 102/3 + 186/3 = 34 + 62

2x = 96

x = 48 mph.

So 48 - y = 34

y = 48 - 34 = 14 mph.

I want to know how to do 11/13+44/39

Answers

Answer:

I'm pretty sure that the answer is 1.97

[tex] \frac{11}{13} + \frac{44}{39} [/tex]

11/13 ×3

11×3=33

13×3=39

11/13=33/39

33/39+44/39

= 77/39

77÷39

=

[tex]1 \frac{38}{39} [/tex]

can someone solve for x please

Answers

Answer:

x=-4

Step-by-step explanation:

The two lines are parallel, so the two angles, 45 and x+49 are equal too

Lets make the equation

x+49 = 45

x = 45-49

x = -4

If my answer is incorrect, pls correct me!

If you like my answer and explanation, mark me as brainliest!

-Chetan K

The following is an arithmetic series.
31+33.5+36+38.5+...
O True
O False

Answers

9514 1404 393

Answer:

  True

Step-by-step explanation:

It is the sum of numbers having a common difference. The fact that it is a sum makes it a series (as opposed to a sequence, which is just a list of numbers). The common difference (of 2.5) makes it an arithmetic series.

True, the sum is an arithmetic series.

80% of what number is 960? Answer pls

Answers

Answer: 1200

Step-by-step explanation:

80% × x = 960

or,

80

100

× x = 960

Multiplying both sides by 100 and dividing both sides by 80,

we have x = 960 ×

100

80

x = 1200

Answer:

Answer: 1200 eeeeeeeee

Plz don’t delete my questions,plz help me!! Or eles I won’t get to play games!URGENT!!

Answers

The correct answer is B
B because all of the other ones are wrong

What is the prime factorization of 156?​

Answers

2 * 2 * 3 * 13
This is the answer :)

r = 3.7 m.
Calculate the circumference of the circle.

Answers

Answer: 23.25m

Step-by-step explanation:

C=2πr=2·π·3.7≈23.24779m

A $1,200 computer is losing value at a rate of 22% per year; 2 years​

Answers

Answer:

$730.08

Step-by-step explanation:

22% = 0.22

1 - 0.22 = 0.78

Value after 2 years

v = 1200(0.78)²

v = 730.08

$730.08

How many solutions does this equation have? -2-5x= -(5x+2)

Answers

Answer:

Infinite solutions

Step-by-step explanation:

A linear equation is given to us and we need to tell the no. of solutions. The equation is ,

=> -2-5x = - ( 5x +2)

If we look at RHS , negative sign is present outside the brackets .On opening the brackets , we have ,

=> -(5x) -(+2)

=> -5x -2

=> -2 - 5x

This is similar to LHS and hence they will represent same line . Hence they will have infinitely many solutions .

They have infinitely many solutions .

solve the equation
z³=18+26i
where z=x+yi, x and y are integers​

Answers

So what your gonna wanna do is

Lauren went to a store to buy some clothes. The shirts were selling at a 20% discount. A pair of pants cost $5 less than 3 times the original cost of a shirt.

If she spent $36 in all, what was the original cost of a shirt?

Answers

Answer:

OMG

Step-by-step explanation:

I had the same question

Answer:

$10.79

Step-by-step explanation:

x =  original cost of one t shirt

We can build this equation

x - (20/100) x + 3x- 5 = 36

-1/5x + 4x = 41

-x + 20x = 205

19x  = 205

x = $10.79

Rewrite the function f(x) =-4(x+3)2-2 in the form f(x) = ax?+bx+c.
| f(x) = 1
Х
X
?

Answers

Answer:

Step-by-step explanation:

https://www.alvinisd.net/cms/lib/TX01001897/Centricity/Domain/436/Math%201314.61%20Quiz%20Solutions.pdf it will give u the answer trust me

Paul purchased a new fish tank, represented by the diagram below.
The height, h, of the tank is 3 feet, and the width, w, is 6 feet longer than the length, l. The volume of the tank (V=lwh) is 60 ft^3.
Write an equation that could be used to calculate the length of the tank.
Determine the exact length of the tank in simplest radical form.

Answers

Answer: l=-3+square root of 29

Step-by-step explanation:

I got this on my math homework

In the triangle below, what is the length of the side opposite the 60° angle?

A. /3
B. 3/3
C. 6
D. 2/3

Answers

Step-by-step explanation:

[tex] \tan(60 \degree) = \frac{opposite}{3} \\ opposite = 3 \tan(60 \degree) \\ = 3 \sqrt{3} [/tex]

18. A square board has an area of 95.63 square inches. Which is
closest to the length of one side of the board?
F 10 in
G9 in
H 48 in
) 24 in

Answers

Answer:

10 in

Step-by-step explanation:

I need help with this question please

Answers

Since you know that the equation of straight line is y=Mx + c
Where m mean gradient , and c means intercept
We don’t know our intercept neither do we know our gradient
So we have to find these to get our equation
Therefore, to find m( gradient) from the table
We are going to use the formulae for gradient which is
M=y2-y1 / x2-x1
I.e from the table
M= 23-15 / 4-2
M=8/2
M=4
Therefore how gradient is 4
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