Of new calculators tested,8 were defective and 42 passed inspection. what ratio compares the number of defective calculators to the number of new calculators?

Find the simple interest earned to the nearest cent for each principal, interest rate, and time 735 7% and two and a half years

Asimple random sample of size nequals14 is drawn from a population that is normally distributed. the sample mean is found to be x overbar equals 70 and the sample standard deviation is found to be sequals13. construct a 90% confidence interval about the population mean

The median of a data set is the measure of center that is found by adding the data values and dividing the total by the number of data values that is the value that occurs with the greatest frequency that is the value midway between the maximum and minimum values in the original data set that is the middle value when the original data values are arranged in order of increasing (or decreasing) magnitude