(a) What happens to a confidence interval as sample size increases, assuming everything else stays the same? The width of the interval decreases, since the standard error decreases. The width of the interval increases, since the standard error increases. The center of the interval decreases, since the standard error increases. The center of the interval increases, since the standard error decreases.

Enter the missing numbers in the boxes to complete the table of equivalent ratios of lengths to widths. ? 18 8 ? 10 30 12 ?

How many doughnuts are equal to 20 cookies.? 3 apples = 5 bananas6 cookies = 7 apples2 doughnuts = 1 banana

According to a study done by de anza students, the height for asian adult males is normally distributed with an average of 66 inches and a standard deviation of 2.5 inches. suppose one asian adult male is randomly chosen. let x = height of the individual. a) give the distribution of x. x ~ b) find the probability that the person is between 64 and 69 inches. write the probability statement. what is the probability?