The table below includes data on the number of purchases made by a sample of 50 customers. 5 6
Question: The table below includes data on the number of purchases made by a sample of 50 customers.
| 5 | 6 | 7 | 8 | 9 |
| 5 | 6 | 7 | 8 | 9 |
| 5 | 6 | 7 | 8 | 9 |
| 5 | 6 | 7 | 8 | 9 |
| 5 | 6 | 7 | 8 | 9 |
| 5 | 6 | 7 | 8 | 9 |
| 5 | 6 | 7 | 8 | 9 |
| 5 | 6 | 7 | 8 | |
| 5 | 7 | |||
| 5 | 7 | |||
| 5 | 7 | |||
| 5 | 7 | |||
| 7 | ||||
| 7 | ||||
| 7 |
a) Find the mean, mode, median, and standard deviation for this sample. Be sure to list the appropriate formulas to support your work.
b) Now assume that this data represents the entire population. Find the population mean and the population standard deviation.
c) Find the probability that X will be greater than 6.
Price: $2.99
Solution: The solution consists of 3 pages
Type of Deliverable: Word Document
Type of Deliverable: Word Document
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[Solution] In a normal distribution, find the standard deviation when the mean is 110 and 2.78% of the area lie #9408
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Math Solutions
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Math Solutions
