The manager knows from previous years that the company will provide an annual bonus if theaverage sales per customer is greater than $80.00. Based on this sample – with a 5% level ofconfidence – should they expect an annual bonus?t-Test: Paired Two Sample for Means Variable 1Variable 2Mean77.60050Variance3098.5850Observations100100Pearson Correlation#DIV/0! Hypothesized Mean Difference80 df99 t Stat-0.43106 P(T<=t) one-tail0.33368 t Critical one-tail1.660391 P(T<=t) two-tail0.667361 t Critical two-tail1.984217 Here is the data that I ran through excel. I am having a hard time with the hypothesis, decision, and summary.

The test hypotheses are: Null hypothesis: H0: μ ≤ $80.00. Alternative hypothesis: H1: μ > $80.00.

Answered: The manager knows from previous years…

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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Question

The manager knows from previous years that the company will provide an annual bonus if the
average sales per customer is greater than $80.00. Based on this sample – with a 5% level of
confidence – should they expect an annual bonus?

t-Test: Paired Two Sample for Means

	Variable 1	Variable 2
Mean	77.6005	0
Variance	3098.585	0
Observations	100	100
Pearson Correlation	#DIV/0!
Hypothesized Mean Difference	80
df	99
t Stat	-0.43106
P(T<=t) one-tail	0.33368
t Critical one-tail	1.660391
P(T<=t) two-tail	0.667361
t Critical two-tail	1.984217