1. 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 have yearly incomes of $35,000 or more? b. Does the figure computed in part a exemplify statistical inference? If no, what kind of statistical information 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." What kind of statistical information does the president's statement represent? 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 have yearly incomes of $29,000 or less? f. How many variables are presented in the above data set? g. How many observation results are represented in the above data set?
1. The following data shows the yearly income distribution of a sample of 200 employees at MNM, Inc.
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Letter (d) Would i be wrong if i said yes the data set consisting of the annual salary for each employee at the MNM company is a population since no employee salary is excluded from the data