Title: The following data shows the yearly income distribution of a sample of 200 employees at MNM, ...
Post by: henry11 on Mar 1, 2023
The following data shows the yearly income distribution of a sample of 200 employees at MNM, Inc.
Yearly Income
(In $1,000s) | Number
of Employees | 20 - 24 | 2 | 25 - 29 | 48 | 30 - 34 | 60 | 35 - 39 | 80 | 40 - 44 | 10 |
| a. | What percentage of employees has yearly incomes of $35,000 or more? | | b. | Is the figure (percentage) that you computed in Part a an example of statistical inference? If no, what kind of statistics does it represent? | | c. | Based on this sample, the president of the company said that "45% of all our employees' yearly incomes are $35,000 or more." The president's statement represents what kind of statistics? | | d. | With the statement made in Part c, can we be assured that more than 45% of all employees' yearly incomes are at least $35,000? Explain. | | e. | What percentage of employees of the sample has yearly incomes of $29,000 or less? | | f. | How many variables are presented in the above data set? | | g. | The above data set represents the results of how many observations? |
Title: Re: The following data shows the yearly income distribution of a sample of 200 employees at MNM, ...
Post by: Ama1911 on Mar 1, 2023
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