The first picture is the question and the second is the ones that I need help with. Thanks! Do shoppers at the mall spend more money onaverage the day after Thanksgiving compared to theday after Christmas? The 53 randomly surveyedshoppers on the day after Thanksgiving spent anaverage of $150. Their standard deviation was $44.The 56 randomly surveyed shoppers on the day afterChristmas spent an average of $143. Their standarddeviation was $48. What can be concluded at the a =0.05 level of significance? b. The test statistic (t|(pleaseshow your answer to 3 decimal places.)c. The p-value =(Please show youranswer to 4 decimal places.)II

Given Data : For sample 1 : sample mean , x1 = 150 sample standard deviation , s1 = 44 For sample…

Answered: b. The test statistic (t v = |(please…

b. The test statistic (t v = |(please show your answer to 3 decimal places.) c. The p-value (Please show your %3D answer to 4 decimal places.)

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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Concept explainers

Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.

Question

The first picture is the question and the second is the ones that I need help with. Thanks!

Do shoppers at the mall spend more money on
average the day after Thanksgiving compared to the
day after Christmas? The 53 randomly surveyed
shoppers on the day after Thanksgiving spent an
average of $150. Their standard deviation was $44.
The 56 randomly surveyed shoppers on the day after
Christmas spent an average of $143. Their standard
deviation was $48. What can be concluded at the a =
0.05 level of significance?

b. The test statistic (t
|(please
show your answer to 3 decimal places.)
c. The p-value =
(Please show your
answer to 4 decimal places.)
II

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