Mathematics, 26.11.2019 18:31 babygreg2001p97abr

21 the army wants to describe the distribution of head sizes of its soldiers in order to plan
orders of helmets, here are the head sizes in inches of 30 male soldiers, which were obtained
w putting a tape measure around each soldier's forehead,
23.0 22.2 21.7 22.0 22.3 22.6
22.7 21.5 22.7 24.9 20.8 28.3
24.2 28.5 23.9 23.4 20.8 21.5
23.0 24.0 22.7 22.6 23.9 21.8
23.1 24.9 21.0 22.4 23.5 22.5

8. give a graphical description of these data is there any aspect of the distribution that would
discourage the use of x and s to measure center and spread?
fox and for these data be sure to include the units in which these numbers
are measured
6. what percentage of the data is within one standard deviation of the mean?

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21 the army wants to describe the distribution of head sizes of its soldiers in order to plan
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