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STA 147 Spring 2024 Minitab Lab #6 (20 points) DUE: 5/4/24
All completed work is
STA 147 Spring 2024 Minitab Lab #6 (20 points) DUE: 5/4/24
All completed work is to be transferred to a Word document, which includes answers to any questions and any copied outputs. Make sure all group member names, title of the lab # and date are all listed in the upper left or right corner (3 points).
Only one lab file is to be submitted once for the entire group in a Blackboard dropbox. Make sure it is organized and neat.
Instructions given for web-based Minitab.
1) In Minitab, select Stat -> Basic Statistics -> 1 Proportion
Perform a hypothesis test and find the 95% confidence interval as described below.
Copy all outputs into Word document.
2) Repeat all the steps but with 500 number of trials. Copy all outputs into Word document.
a) State the 95% confidence interval to three decimal places.
b) What is the sample proportion to three decimal places? What is the test statistic?
c) Based on the p-value, would you reject or fail to reject the null hypothesis at 0.05 significance level? Explain.
a) State the 95% confidence interval to three decimal places. Did the interval get wider or narrower? Explain.
b) What is the sample proportion to three decimal places? What is the test statistic?
c) Based on the p-value, would you reject or fail to reject the null hypothesis at 0.05 significance level? Explain.
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