Regression Analysis

Question 1

The table shows the measured height, in feet, of an airplane at certain times, in minutes, after takeoff. Complete the statements interpreting the regression model of the data.

Revolt · Accepted Answer

In the model, which best represents the data, there is .: logistic; In the model, which best represents the data, there is .: a limiting value of 29,864

Question 2

a growth rate of 9,381an initial value 0.9948✔ a limiting value of 29,864

Revolt · Accepted Answer

✔ a limiting value of 29,864

Question 3

Complete the descriptors of the regression equation for this data.

Revolt · Accepted Answer

✔ an exponential; The data is best modeled by function.: an exponential; The value of a is , the value of b is , and the value of c is .: 2.653; The value of a is , the value of b is , and the value of c is .: 1.01; The value of a is , the value of b is , and the value of c is .: not used

Question 4

–5.930.0006✔ 2.653

Revolt · Accepted Answer

✔ 2.653

Question 5

0.015✔ 1.013.0

Revolt · Accepted Answer

✔ 1.01

Question 6

2.22.77✔ not used

Revolt · Accepted Answer

✔ not used

Question 7

The table includes weekly data collected by the Internal Revenue Service. Complete the sentences about a regression model if x is the time, in weeks, since February 1, 2019, and y is the cumulative number of millions of tax returns filed.

Revolt · Accepted Answer

✔ logistic; The data is best modeled by a function.: logistic; The value of a is , the value of b is , and the value of c is .: 5.52; The value of a is , the value of b is , and the value of c is .: 0.27; The value of a is , the value of b is , and the value of c is .: 162.95

Question 8

–11.99 –0.24✔ 5.52

Revolt · Accepted Answer

✔ 5.52

Question 9

✔ 0.2713.1057.48

Revolt · Accepted Answer

✔ 0.27

Question 10

11.80✔ 162.95not used

Revolt · Accepted Answer

✔ 162.95

Regression Analysis Answers

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