Question
Nearsightedness affects 8% of children in a certain country. The eyesight of 256 randomly selected children are checked for nearsightedness. 1) What is the mean
Nearsightedness affects 8% of children in a certain country. The eyesight of 256 randomly selected children are checked for nearsightedness.
1) What is the mean of the sampling distribution of proportions?
2) What is the standard deviation of the sampling distribution of proportions?
3)What is the probability that n=256 randomly selected children will have a proportion of nearsightedness of at least 9%?
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Trigonometry
Authors: Ron Larson
9th Edition
128560718X, 9781285607184
