Question: The following TI-84 Plus display presents some population parameters. a. Assume the population is bell-shaped. Approximately what percentage of the population values are between 26

The following TI-84 Plus display presents some population parameters.x=32 1-Var Stats Ix=489 Ex2=15900 Sx=6.210590034 x=6 n=15 minX=23 Q1=27

a. Assume the population is bell-shaped. Approximately what percentage of the population values are between 26 and 38?

b. Assume the population is bell-shaped. Between what two values will approximately 95% of the population be?

c. If we do not assume that the population is bell-shaped, at least what percentage of the population will be between 20 and 44?

x=32 1-Var Stats Ix=489 Ex2=15900 Sx=6.210590034 x=6 n=15 minX=23 Q1=27

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