Question Details

21. All of the following are used to describe quantitative data except the _____.

A. Histogram

B. Stem and Leaf

C. Dot Plot

D. Pie Chart

E. Scatterplot

22. All of the following are measures of central tendency except the _____.

A. Range

B. Mode

C. Mean

D. Median

23. An observation separated from the rest of the data is a(n) _____.

A. Absolute extreme

B. Outlier

C. Mode

D. Quartile

E. Median

24. Which of the following graphs is for qualitative data?

A. Histogram

B. Bar Chart

C. Time series plot

D. Stem and leaf

E. Scatterplot

25. Which percentile describes the first quartile, Q1?

A. 25th

B. 50th

C. 75th

D. 100th

E. 125th

Full file at https://fratstock.eu 26. Which percentile describes the third quartile, Q3?

A. 25th

B. 50th

C. 75th

D. 100th

E. 125th

27. A plot of the values of a dependent variable y versus the values of an independent variable x is a _____

plot.

A. Runs

B. Scatter

C. Dot

D. Time Series

E. Bar

28. A Stem and Leaf display is best used to _____

A. Provide a point estimate of the variability of the data set.

B. Provide a point estimate of the central tendency of the data set.

C. Display the shape of the distribution.

D. Both (A) and (B) are correct

E. None of the above (A, B, and C) are correct

29. When grouping a large sample of items into classes, the _____ is a better tool than the ____.

A. histogram stem and leaf display

B. box plot histogram

C. stem and leaf display scatter plot

D. scatter plot box plot

E. box plot scatter plot

30. A ______________ displays the frequency of each group with qualitative data and a __________

displays the frequency of each group with quantitative data.

A. histogram stem and leaf display

B. bar chart histogram

C. scatter plot bar chart

D. stem and leaf pie chart

E. scatter plot pie chart