Question
Survey or measure 10 people to find their heights. Determine the mean and standard deviation for the 20 values by using the Week 3 Excel
Survey or measure 10 people to find their heights. Determine the mean and standard deviation forthe 20 valuesby using the Week 3 Excel spreadsheet. Post a screenshot of the portion of the spreadsheet that helped you determine these values. How does your height compare to the mean (average) height of the20values? Is your height taller, shorter, or the same as the mean of the sample?
professor data- 60,63, 65, 66,66,67,67,68,70,74
we can add any 10 data ................................................................
total data 20
Step 2: Give some background information on the group of people you used in your study. You might consider using the following questions to guide your answer.
- How did you choose the participants for your study? What was the sampling method:systematic, convenience, cluster, stratified, simple random?
- What part of the country did your study take place in?
- What are the age ranges of your participants?
- How many of each gender did you have in your study?
- What are other interesting factors about your group?
Step 3: Use the Week 5 Excel spreadsheet for the following.
- (Use theEmpirical Ruletab from the spreadsheet). Determine the 68%, 95%, and 99.7% values of the Empirical Rule in terms of the20 heightsin your height study.
- What do these values tell you?
- Post a screenshot of your work from the Week 5 Excel spreadsheet.
- (Use the normal probability tab from the spreadsheet). Based on your study results, what percent of the study participants are shorter than you? What percent are taller than you?
- Post a screenshot of your work from the Week 5 Excel spreadsheet.
- Example:If my height is 73 inches, then 20.86% of the relevant population is shorter. The other 79.14%, of course, is taller.
Week 5 Spreadsheet Example
- Step 4: Be sure your name is on the Word document, save it, and then submit it under "Assignments" and "Week 5: Lab".
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