TEKS.MATH.9-12.VI.B.3

Roger bowled 7 games last weekend. His scores are: 155, 165, 138, 172, 127, 193, 142. What is Roger's median score?

• 127
• 155
• 156
• 193

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TEKS.MATH.9-12.VI.B.3

A quantity calculated from the observations in a SAMPLE.

• Parameter
• Study
• Statistic
• Observation

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TEKS.MATH.9-12.VI.B.3

Find the median of plot B

• 30
• 14
• 28
• 16

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TEKS.MATH.9-12.IV.D.1

TEKS.MATH.9-12.VI.B.3

What value is the lower quartile?

• 66
• 58
• 60
• 64

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TEKS.MATH.9-12.IV.D.1

TEKS.MATH.9-12.VI.B.3

Find the IQR of the following numbers:
84, 88, 72, 74, 98, 16, 94 

• 78
• 22
• 16
• There is no IQR.

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TEKS.MATH.9-12.IV.D.1

TEKS.MATH.9-12.VI.B.3

Data is...

• a planned activity whose results yield a set of data

• a numerical value that summarizes all of the data of an entire population

• the set of values collected from the variable from each of the elements that belong to the sample

• A numerical value summarizing the sample data

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TEKS.MATH.9-12.VI.B.3

The following table shows the annual salaries earned by employees of a small company. What is the mean?

• 75,650

• 54,950

• 42,750

• 51,000

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TEKS.MATH.9-12.VI.B.3

Using the information below, identify which of the following is NOT an outlier:
Q1 = 53
Q2 = 55
Q3=61

• 73
• 40
• 80
• 73.5

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TEKS.MATH.9-12.IV.D.1

TEKS.MATH.9-12.VI.B.3

The data sets show the test scores of a group for the last two tests.

Test 1: {75, 75, 85, 80, 65, 70, 65} Test 2: {95, 85, 85, 90, 90, 95, 100}

Which data set had the SMALLER standard deviation?

• Test 1 with a standard deviation of 6.9

• Test 2 with a standard deviation of 6.9

• Test 1 with a standard deviation of 5.2

• Test 2 with a standard deviation of 5.2

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TEKS.MATH.9-12.IV.D.1

TEKS.MATH.9-12.VI.B.3

Find the interquartile range of the data:

20, 22, 25, 29, 31

• 30

• 21

• 25

• 9

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TEKS.MATH.9-12.IV.D.1

TEKS.MATH.9-12.VI.B.3