1. A dry powdered pharmaceutical product is packaged in small plastic packets. An experiment was performed to determine if the amount of product in packets by mass is running at the specification target value 4g. Use the following one-sample location test methods to evaluate the sample data. The data are given in the associated Excel data file. a. Student's t test b. Sign test c. Wilcoxon's test d. Do the three tests agree with each other? What are the implications of not specifying the data analysis method prior to collecting the data?

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
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Chapter1: Starting With Matlab
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1. A dry powdered pharmaceutical product is packaged in small plastic packets. An experiment was
performed to determine if the amount of product in packets by mass is running at the specification
target value 4g. Use the following one-sample location test methods to evaluate the sample data. The
data are given in the associated Excel data file.
a. Student's t test
b. Sign test
c. Wilcoxon's test
d. Do the three tests agree with each other? What are the implications of not specifying the data
analysis method prior to collecting the data?
Transcribed Image Text:1. A dry powdered pharmaceutical product is packaged in small plastic packets. An experiment was performed to determine if the amount of product in packets by mass is running at the specification target value 4g. Use the following one-sample location test methods to evaluate the sample data. The data are given in the associated Excel data file. a. Student's t test b. Sign test c. Wilcoxon's test d. Do the three tests agree with each other? What are the implications of not specifying the data analysis method prior to collecting the data?
Mass(g)
4.33
4.32
4.02
3.82
3.98
3.91
4.28
4.48
4.37
4.14
3.96
4.14
4.23
4.41
3.91
4.24
4.22
4.30
4.14
4.15
Transcribed Image Text:Mass(g) 4.33 4.32 4.02 3.82 3.98 3.91 4.28 4.48 4.37 4.14 3.96 4.14 4.23 4.41 3.91 4.24 4.22 4.30 4.14 4.15
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