Question
1a. Gather 10 MORE of your own to add to the 10 provided by your instructor. Do the following: Survey or measure 10 people to
1a. Gather 10 MORE of your own to add to the 10 provided by your instructor. Do the following: 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 spreadsheet. (Round statistics to two decimals.)
Mean Height in Inches | |
Sample Standard Deviation in inches | |
Your Height in Inches | 73 |
https://1drv.ms/x/c/49ec1a3b2cd358cb/EbC3X8exLDJLkSZByjClt0kBx_rqiCYuUkY5BFxEBwqsAQ?e=gnq7Wd&nav=MTVfe0FCN0I5QThFLUUyMDQtRjg0NS1CRjY1LTlFNDFGM0I1NjM1Rn0
1b. Post a screen shot in the space BELOW of the portion of the spreadsheet that helped you determine these values. Please list the 10 heights your professor provided first followed by the 10 heights you collected. There should be 20 values to determine the mean and sample standard deviation.
https://1drv.ms/x/c/49ec1a3b2cd358cb/EVJu9q0QeDVIt3w-h_BDEwIBmSq4YDqccQHZsX3fSjyKeQ?e=pLc8IH&nav=MTVfezAwMDAwMDAwLTAwMDEtMDAwMC0wMDAwLTAwMDAwMDAwMDAwMH0
1c. Answer the following two questions (Answer in complete sentences).
How does your height compare to the mean (average) height of the 20 values? Is your height taller, shorter, or the same as the mean of the sample?
Step 2. Data Characteristics
Answer the following questions to give some background information on the group of people you used in your study. Write in complete sentences.
1. How did you choose the participants for your study? Whatwas the sampling method: systematic, convenience, cluster, stratified, simple random?
Convenience, I chose family and friends who live near me.
2. What part of the country did your study take place in?
Ohio
3. What are the age ranges of your participants?
4. How many of each gender did you have in your study?
5. What are other interesting factors about your group?
Step 3. Data Analysis
Answer the following questions. Use the Week 5 Excel spreadsheets to help analyze the data.
https://1drv.ms/x/c/49ec1a3b2cd358cb/EdQwk2KLdAVPpmST_H7IlZIBEwV-G4LZI8unLQ7V5Pi1Cg?e=9B1gbA&nav=MTVfezAwMDAwMDAwLTAwMDEtMDAwMC0wMjAwLTAwMDAwMDAwMDAwMH0
Empirical Rule
1. Determine the 68%, 95%, and 99.7% values of the Empirical Rule in terms of the 20 heights in your height study. (Use the Empirical Rule tab from the spreadsheet).
2. What do these values tell you? Write complete sentences explaining what the values in the Empirical Rule tell you in context of the data.
3. Take a Screenshot of your Empirical Rule Sheet (Week 5 Spreadsheet) and provide it below
Normal Distribution
- Take a Screenshot of your Normal Distribution Sheet and provide it below
- Based on your study results, what percent of the study participants are shorter than you? What percent are taller?
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