Question: 37. Refer to the previous two exercises a) Sketch the population distribution for PDI b) Superimpose, on the sketch of part (a), a sketch of

37. Refer to the previous two exercises

a) Sketch the population distribution for PDI

b) Superimpose, on the sketch of part (a), a sketch of the sampling distribution of the sample mean, for a random sample of 225 infants

c) Superimpose, on the above sketches. a sketch of the sampling distribution of the sample mean for a random sample of 25 infants.

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