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Get Ready for Statistics: Corequisites
Mean, Median, and Mode, Standard Deviation, and Summation Notation

 

Problem 1

Enrollment in college over a five-year period is shown by the following numbers. Find the mean enrollment over the five-year period. \[16,911,000\quad 17,272,000\quad 17,487,000\] \[17,759,000\quad 18,248,000\]

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Mr. Perez
Joshua cc
Joshua
Lauren cc
Lauren
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Cynthia
Problem 2

Enrollment in college over a five-year period is shown by the following numbers. Find the median enrollment over the five-year period. \[16,911,000\quad 17,272,000\quad 17,487,000\] \[17,759,000\quad 18,248,000\]

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Mr. Perez cc
Mr. Perez
Joshua cc
Joshua
Lauren cc
Lauren
Cynthia spanish language icon
Cynthia
Problem 3

The selling prices of four hybrid cars were listed on hybridcars.com. \[\$23,063\quad \$31,700\quad \$28,600\quad \$24,650\]

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Julieta cc
Julieta
Joshua cc
Joshua
Lauren cc
Lauren
Cynthia spanish language icon
Cynthia
Problem 4

A math class with \(18\) students had the grades shown below on their first test. Find the mean, the median, and the mode.
\(77 \quad 87 \quad 100 \quad 65 \quad 79 \quad 87 \quad 79 \quad 85 \quad 87\\ 95 \quad 56 \quad 87 \quad 56 \quad 75 \quad 79 \quad 93 \quad 97 \quad 92\)

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Lauren cc
Lauren
Mr. Perez cc
Mr. Perez
Aaron cc
Aaron
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David
Problem 5

Find the range of the test scores.

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Mr. Perez
Joshua cc
Joshua
Lauren cc
Lauren
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Cynthia
Problem 6
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Mr. McKeague
Mr. McKeague
Julieta
Julieta
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Julieta