Data are drawn from a bell-shaped distribution with a mean of 100 and a standard deviation...

Question

Question

Data are drawn from a bell-shaped distribution with a mean of 100 and a standard deviation of 4.

a) Approximately why percentage of the observations fall between 92 and 108?

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b) Approximately what percentage of the observations fall between 88 and 112?

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c) Approximately what percentage of the observations are less than 96?

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I’m having a lot of trouble with these, please explain each problem and show work.

Answer 1

Answer #1

Giren 08: 100 6-92-00223- e Observab0 _ APPm20rnd ny. Io p:/ Ofthc. OeseYVdho 6 4- pcxg0 15.35%

Answer 2

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