Percentiles

If I tell you that you scored at the 55th percentile on your final exam, you would know:

• 55% of the class scored the same or worse than you did

• You earned a 55% on the exam

• You failed the exam

• 45% of the class scored worse than you did

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The 75th percentile is also know as the

• median
• third quartile
• 1st quartile`
• interquartile range

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The Median is also referred to as

• the 25th Percentile

• the 50th Percentile

• the 75th Percentile

• the 100th Percentile

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In order to find the median, the data must be sorted from least to greatest first.

• True
• False

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A data set can have more than one mode

• True
• False

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A data set can have more than one median?

• True
• False

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Given the data set: 1, 2, 3, 6, 9, 11, 45, 102, calculate the percentile for the data value 11 in this set.

• 70^th percentile

• 62.5^th percentile

• 72.5^th percentile

• 75^th percentile

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What is the percentile of the value 74 in the following group of 15 data values? 23, 30, 35, 55, 61, 65, 68, 69, 70, 74, 80, 85, 90, 100, 100

• 73rd

• 67th

• 75th

• 60th

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What is the PERCENTILE for the data value of 20 in the given data set.

• 33rd

• 15th

• 27th

• 25th

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Here are the weights (in pounds) of 10 puppies: 4 4 5 7 8 8 8 10 12 13 What is the percentile of a 5 pound puppy?

• 30th percentile

• 20th percentile

• 70th percentile

• 30th percentile

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CCSS.6.RP.A.3C