b. Using a = 0.10, determine if the slope for the regression equation is statistically significant. Determine the null and alternative hypotheses. Họ:B = 0 H,:B * 0 The test statistic is t=D: (Round to two decimal places as needed.)
b. Using a = 0.10, determine if the slope for the regression equation is statistically significant. Determine the null and alternative hypotheses. Họ:B = 0 H,:B * 0 The test statistic is t=D: (Round to two decimal places as needed.)
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
Related questions
Question
Suppose an Internet retailer would like to investigate the linear relationship between the amount of time in minutes a purchaser spends on its Web site and the amount of money he or she spends on an order. The table to the right shows the data from a random sample of

Transcribed Image Text:Time
Order Size
Time
Order Size
$71
$27
$98
$199
$49
$36
$56
$365
$132
$156
$70
$247
19
6.
11
38
Suppose an Internet retailer would like to investigate the linear relationship between the amount of time in minutes a purchaser spends on its Web site and the amount of money he or she spends
on an order. The table to the right shows the data from a random sample of 12 customers. Complete parts a through c.
28
21
38
22
14
11
.... .
a. Construct a scatter plot for these data using technology.
Choose the correct scatter plot below.
O A.
O B.
C.
OD.
400-
400-
400-
400-
o 00
loo
0-
40
40
40
40
Time
Time
Time
Time
b. Using a = 0.10, determine if the slope for the regression equation is statistically significant.
Determine the null and alternative hypotheses.
Ho: B = 0
%3D
H1:B # 0
The test statistic is t=
(Round to two decimal places as needed.)
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