Suppose 14% of the listeners of a radio station listen to it while they are at work. What is the approximate standard deviation of the sampling distribution of the proportion for samples of size 85?

Pick the description of a geometric object that best matches the real world object box for a deck of card

The weight of full–grown tomatoes at a farm is modeled by a normal distribution with a standard deviation of 18.4 grams. the 95 percent confidence interval for the mean weight of the tomatoes is calculated using a sample of 100 tomatoes. what is the margin of error (half the width of the confidence interval)?

There were 25 students who answered to a survey about sports. four-fifths of them like football. how many students like football?