Louie is studying photography, and he was asked to submit 8 photographs from his collection to exhibit at the fair. He has 13 photographs that he thinks are show worthy. In how many ways can the photographs be chosen?

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

In a probability experiment, karen flipped a coin 76 times. the coin landed on heads 32 times. what percentage of the coin flips resulted in tails? round to the nearest percent. a. 58% b. 65% c. 42% d. 60%

Olga used 100 ounces of flour to make 225 muffins. how many ounces of flour will be used to make 300 muffins?