Suppose that 45 percent of the milk tea drinkers in your community love matcha flavor. The standard deviation is 0.09. What is the range of proportions that are within one standard deviation of the sampling mean?(1 point)
≤ x ≤
2 answers
0.36 ≤ x ≤ 0.54
Assume that a sampling proportion has a mean of 0.68 and a standard deviation of 0.03. Calculate the sample proportions that are two standard deviations.(1 point)
1 answer