Statistics One Variable

The total number of data values in this histogram is...

• 11

• 7

• 4

• 15

• 25

Which city, Nashville or Dallas, has the lowest Q1?

• Nashville

• Dallas

What is the highest score in the class?

• 88%

• 100%

• 13

• 98%

Which city, Nashville or Dallas, has the smallest minimum temperature?

• Nashville

• Dallas

Pick the definition of an outlier.

• A value that lies outside of most other values in a data set.

• A value that is the largest.

• A value that is the smallest.

• A value that occurs the most.

Which restaurant has a greater IQR?

• Lucy's Steakhouse

• Gary's Grill

• They are the same

• The box-and-whisker plot is correct.

• The value of the Q3 is incorrect.

• The value of the Q1 is incorrect.

• The median is incorrect.

The given data represents the ages of two softball teams. The data is represented by the box-and-whisker plots below. Select all of the following statements about these data sets that are true.

• The data sets have the same lower quartiles.

• Since data for Team A is skewed right, the mean is more than the median.

• The interquartile range for Team B is greater than Team A

• The data sets have the same range but different medians.

• The data sets have the same interquartile range but different ranges.

If outliers are removed, what changes more significantly the mean or median?

• Mean

• Median

Which club has the smaller spread, less variation?

• Cruisers

• Car Hops