Question

The local ice cream shop is deciding whether or not to hire a new worker. The shop must pay the worker hourly and cover a daily cost for insurance. The cost to pay an hourly worker for one day is represented by the function y = 10x + 30 where x is hours.

What is the slope and what does it represent?

a. 30; it represents the hourly wage for the worker

b. 30; it represents the cost for insurance

c. 10; it represents the hourly wage for the worker

d. 10; it represents the cost for insurance

Answer 1

B

Answer 2

The correlation coefficient for blood pressure and amount of vegetables eaten in a group of people is -0.7. Analyze the following statement.

High blood pressure is caused by not eating vegetables.

Is this a reasonable conclusion?

a.No; blood pressure and eating vegetables are completely unrelated

b.No; even though there is a strong negative correlation, not eating vegetables doesn't necessarily cause high blood pressure

c. Yes; eating vegetables reduces blood pressure, so the opposite is also true

d.Yes; the correlation coefficient is below -0.5, so that implies causation

Answer 3

B

Answer 4

1 more
Given the data set for the length of time a person has been jogging and the person's speed, hypothesize a relationship between the variables.

I would expect the data to be positively correlated.

I would expect the data to be negatively correlated.

I would expect no correlation.

There is not enough information to determine correlation

Answer 5

D

Answer 6

Thank you!!

Answer 7

no problem

Answer 8

no not D

Answer 9

thanks @G3N3RAL_PUPPY09 XD

Answer 10

whats the answer

Answer 11

#2 ITS IS NOT A OR D! took the test & got it wrong.