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

Find the Mean of the data set

• 82
• 86
• 88
• 92

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

What is the IQR of the Cruisers?

• 6
• 4
• 13
• 11

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

What is the range of the set: 49, 68, 62, 47, 39, 54, 43

• 25
• 29
• 31
• 19

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

Find the mean of these numbers:
5,11,2,12,4,2

• 4.1
• 6
• 4.5
• 4

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

Mrs. Jones surveyed the class for the number of letters in their given first name. The data is recorded below.
{5, 8, 6, 5, 4, 9, 8, 7, 6, 3, 8, 7, 5, 6, 7, 8}
What is the interquartile range of the data?

• 2
• 3
• 7
• 8

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

Which of the following best describes the process of finding the interquartile range for a set of data?

• A. ADD the biggest and smallest numbers
• B. Place the number in order from least to greatest then find the middle.
• C. Find the difference between the Maximum and the Minimum.
• D. Subtract lower quartile from upper quartile

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

The table above shows the number of cell phones per household in a small town. Find the mean round to the nearest hundredth.

• 2.80

• 2.93

• 0.10

• 0.14

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

The temperature received till Friday was 34, 38, 36, 30 and 31. If the temperature on Saturday drops to 11^oC, how does the inclusion of Saturday's temperature affect the weekly mean temperature?

• increase

• decreases

• does not change

• can not be determined

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

Calculate the mode (repeats) of the data

75, 29, 62, 82, 78, 30, 37, 15, 94, 99, 69, 62

• 61

• 65.5

• 62

• 99

• 15

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

Find the median number of phones.

• 2

• 2.5

• 3

• 1.5

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