Please help! Will mark brainliest. The answer is 1.96 but I need to know to they got the answer. Determine the critical value Z to test the claim about the population proportion p not equal to 0.325 given n=42 and p hat=0.247. Use alpha=0.05

Simplify the expression. -2/5(10+15m-20n)

Abag of jelly beans contain 13 pink, green, 20 yellow, 10 black, 7 red, and 11 orange jelly beans. approximately what percent of the jelly beans are pink and yellow?

Cor d? ? me ? max recorded the heights of 500 male humans. he found that the heights were normally distributed around a mean of 177 centimeters. which statements about max’s data must be true? a) the median of max’s data is 250 b) more than half of the data points max recorded were 177 centimeters. c) a data point chosen at random is as likely to be above the mean as it is to be below the mean. d) every height within three standard deviations of the mean is equally likely to be chosen if a data point is selected at random.