Question: Binary Population with p = 0.11 Sample Size ( n ) np (1 - p ) Shape of Sample Proportions Mean of Sample Proportions Std

Binary Population withp= 0.11

Sample

Size (n)

 np(1 -p) Shape of Sample Proportions Mean of Sample Proportions Std Dev of Sample Proportions
15 1.469 9.653 0.11 0.0808
30 2.937 13.655 0.11 0.05712
150 14.685 30.588 0.11 0.0255

Comment on how increasing the sample size affects the shape, the center, and the spread of the distribution of sample proportions.

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