Author:
Christine Farr

QUESTION 1

From the histogram or ogive of the variable "Pay", the percentage of the sample paid more than $60000 is:

26.52%

8.63%

2.56%

0.64%

Cannot be determined from the histogram or ogive

1 points

QUESTION 2

Which of the following chart types would be best to illustrate the frequency of distribution of the variable "Age"?

Pie chart

Scatter plot

Line graph

Histogram

Bar chart

1 points

QUESTION 3

Which of the following variables is an example of ordinal data:

Grade

Gender

Age

Experience

Tenure

1 points

QUESTION 4

The most appropriate measures of central tendency for the variable Pay are:

Mode only

Mode and median

Median and mean

Mean, median and mode

Excess kurtosis

1 points

QUESTION 5

Which of the following is an appropriate measure of variability for the variable Grade:

Mean and standard deviation

25th and 75th percentile

Median and IQR

Range

All of the above

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