Advanced Algebra Statistics

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Simplify Completely:

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• x = -2

• x = -2 or x = ½

• x = 2 or x = -½

• x = ½

Solve

• Not possible to solve

• x = 1 and x = 10

• x = 10

• x = -10 and x= -1

The value of 18 represents which of the following?

• Minimum

• Q1

• Q2

• Q3

What is the range?

• 15

• 12

• 8

• 4

What percent of the data lies between the scores of 18 and 28?

• 34%

• 50%

• 68%

• 75%

Given a set of test scores with a normal distribution as shown, what does the 78% represent?

• Mode

• Median

• Mean

• Range

Find the value that is 2 standard deviations above the mean.

• 82%

• 86%

• 90%

• 70%

Using the box-and-whisker plot, which value is the median?

• 16

• 18

• 22

• 26