The following data are from a simple random sample (The population is infinite): Data were collected on the amount spent by 116 customers for lunch at a major Houston restaurant. Based upon past studies the population variance is known with 115. Sample Mean: $21.5 Find the standard error of the mean
The following data are from a simple random sample (The population is infinite): Data were collected on the amount spent by 116 customers for lunch at a major Houston restaurant. Based upon past studies the population variance is known with 115. Sample Mean: $21.5 Find the standard error of the mean
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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Transcribed Image Text:92
.846
1.291
1.662
1.986
2.368
2.630
93
.846
1.291
1.661
1.986
2.367
2.630
94
.845
1.291
1.661
1.986
2.367
2.629
95
.845
1.291
1.661
1.985
2.366
2.629
96
.845
1.290
1.661
1.985
2.366
2.628
1.661
1.661
2.365
2.365
97
.845
1.290
1.985
2.627
1.290
2.627
2.626
2.626
2.576
98
.845
1.984
99
.845
1.290
1.660
1.984
2.364
100
.845
1.290
1.660
1.984
2.364
8.
.842
1.282
1.645
1.960
2.326
O Reject the Null Hypothesis
O It cannot be determined
O Do not Reject the Null Hypothesis

Transcribed Image Text:The following data are from a simple random sample (The population is infinite):
Data were collected on the amount spent by 116 customers for lunch at a major Houston restaurant. Based
upon past studies the population variance is known with 115.
Sample Mean: $21.5
Find the standard error of the mean.
If needed round your intermediate calculations to no more than 2 decimal places.
Round your final answer to 2 decimal places.
Z-TABLE
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