Math- 5.11 Unit Test: Univariate Data - Part 1

Create a histogram for the data set. Click and drag on the horizontal axis to adjust the bar heights. 5, 21, 9, 12, 38, 32, 2, 29

1-10:3 11-20:1 21-30:2 31-40:2

How many minutes greater is the software company's median than the bank's median? Enter your answer in the box.

10

What is the mean for the data set? 138, 142, 105, 112, 108, 134, 106, 181, 164, 105 Express your answer as a decimal to the nearest tenth.

129.5

What is the standard deviation for the data set? 212, 249, 212, 248, 239, 212, 216, 234, 248 Express your answer as a decimal to the nearest tenth.

16.9

What is the interquartile range for the data set? 89, 91, 95, 112, 118, 83, 85, 104, 118, 125, 134, 138

31.5

Which values in this data set are outliers? 119, 65, 68, 78, 74, 85, 120, 86, 78, 65, 35 Select Outlier or Not Outlier for each value.

35 & 65 are not outliers and 119 & 120 are outliers

What is the median for the data set? 574, 526, 512, 579, 595, 517, 524, 552, 558, 541 Express your answer as a decimal to the nearest tenth.

546.5

What is the mode for the data set? 67, 73, 78, 71, 80, 74, 79, 76, 75, 70, 72

None

Which box plot represents the data? 43, 48, 52, 61, 74, 81, 40, 42, 56, 77, 81, 43

Plot D

Which modified box plot represents the data set? 54, 70, 72, 74, 75, 76, 77, 81, 84, 105

Plot D

Which description best fits the distribution of the data shown in the histogram?

Skewed left

Which statement about the data is true? 724, 727, 996, 712, 725, 704, 730, 710

The median is the only appropriate measure of center.