Correlation

Question 1

What are the slope and y-intercept of the regression line?

Revolt · Accepted Answer

slope: 2.515, y-intercept: 0.010

Question 2

1 100 ✔ 144802,456

Revolt · Accepted Answer

144

Question 3

✔ 110 144 802,456

Revolt · Accepted Answer

1; Selection 1: 1; Selection 2: 144

Question 4

What is the predicted store profit if 0 computers are sold for the day?

Revolt · Accepted Answer

‒$150

Question 5

Which statements are true regarding this model? Check all that apply.

Revolt · Accepted Answer

For every one year in age, the price is predicted to decrease by $930.; If the car is new, the car is predicted to cost $12,338.

Question 6

Question 7

Revolt · Accepted Answer

159881

Question 7

50 minutes ✔ 70 minutes75 minutes 100 minutes

Revolt · Accepted Answer

70 minutes

Question 8

The regression equation is ŷ = 67.79 + 6.72x. How many participants are needed in order for the school to raise $800?

Revolt · Accepted Answer

109

Question 9

Use the scatterplot to complete the statements. Prediction 1: If the duration of an event is 4.5 minutes, guests can expect about minutes until the next event. Prediction 2: If a future event is expected to last 6 minutes, guests can expect to wait 95 minutes until the next event. Which prediction would you consider to have a higher confidence level?

Revolt · Accepted Answer

Selection 1: 82; Selection 2: more than; Selection 3: Prediction 1

Correlation Answers

More from this Course

TRY EDGENUITY HACKS