How many standard deviations is jose’s height from the mean height for 7-year-olds? how many standard deviations is jamal’s he

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1. Standard deviations is Jose’s height from the mean height for 7-year-olds =1

   Standard deviations is Jamal’s height from the mean height for 12-year-olds=-1

   Concept: In statistics, the standard deviation is a measure of the amount of variation or dispersion of a set of values. A low standard deviation indicates that the values tend to be close to the mean of the set, while a high standard deviation indicates that the values are spread out over a wider range.

   Using the data on the right to find the distance of each boy’s height from the mean.

   Distance from mean: x – μ

   Distance of Jose’s height from mean:  ✔ 2 in.

   Distance of Jamal’s height from mean:  ✔ –2.3 in.

   Standard deviations is Jose’s height from the mean height for 7-year-olds  =1

   Standard deviations is Jamal’s height from the mean height for 12-year-olds=-1

   For more information about standard deviation, visit

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