If 18 is added to a certain number and the sum is divided by 6, the result is 1 more than 14 of the original number. find the original number.

If a • b*2 = 1.8 x 10*-7, and c•b/d = 7.2 x 10*-4, find the value of a•d*2/c*2

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

Ateacher noticed 5/8 of the students were wearing either blue shorts or white shorts. write two different ways this could be done.