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Author Question: The following data shows the yearly income distribution of a sample of 200 employees at MNM, ... (Read 72 times)

redpassion

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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?



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Marked as best answer by redpassion on Mar 25, 2023

as4309

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redpassion

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Reply 2 on: Mar 25, 2023
Excellent


blakcmamba

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Reply 3 on: Yesterday
Great answer, keep it coming :)

 

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