Quiz 2: Graphical Summaries of Data

Which of the following presents the most honest graphical representation of the ratio "3 to 4"?

Which of the following presents the most honest graphical representation of the ratio "5 to 2"?

Construct a dotplot for the following data. 3.99 4.02 3.97 3.94 3.94 3.92 3.91 3.91 3.91 4.04 3.98 3.94 3.96 3.97 3.94 3.99 3.93 3.90 3.97 3.99

Thirty households were surveyed for the number of televisions in each home. Following are the results. 1 0 0 2 1 2 4 2 1 1 0 0 0 0 1 5 0 2 0 0 0 0 2 1 0 0 5 5 3 0 Construct a frequency histogram.

Construct a dotplot for the following data. 15 15 15 14 13 13 14 15 13 15 14 15 14 13 17 15 14 12 16 15

Following are the numbers of Dean's List students in a random sample of 20 university courses. Construct a dotplot for these data. 9 2 0 0 4 2 0 0 4 0 4 2 0 0 5 6 1 2 0 4

A sample of 200 high school students were asked how many hours per week they spend watching television.The following frequency distribution presents the results. Construct a relative frequency ogive for the frequency distribution.

Construct a stem-and-leaf plot for the following data. 22 38 51 12 57 33 67 20 31 29 19 48 19 31 29 53 54 21 22 55

Thirty households were surveyed for the number of televisions in each home. Following are the results. 4 0 4 3 0 0 4 1 0 4 0 1 1 0 1 1 5 2 5 1 3 0 3 0 1 0 3 2 3 0 Construct a relative frequency histogram.

A sample of 200 high school students were asked how many hours per week they spend watching television.The following frequency distribution presents the results. Construct a frequency polygon for the frequency distribution.

Construct a stem-and-leaf plot for the following data, in which the leaf represents the tenths place. 8.9 6.7 4.3 9.9 9.3 10.6 9.5 7.8 3.0 5.3 8.1 10.6 6.1 9.2 10.4 9.7 9.8 10.6 6.8 3.0 7.6 9.3 3.9 6.2

A sample of 200 high school students were asked how many hours per week they spend watching television.The following frequency distribution presents the results. Construct a frequency ogive for the frequency distribution.

Which of the following presents the most honest graphical representation of the ratio "3 to 2"?

A sample of 200 high school students were asked how many hours per week they spend watching television.The following frequency distribution presents the results. Construct a relative frequency polygon for the frequency distribution.