The manager of a major retail store has taken a random sample of 25 customers. the average sale was $52.50. the population standard deviation is known to be $6.10. the manager would like to determine whether or not the mean sales by all customers are significantly more than $50. what is the p-value for the test?
a. 05
b. 02
c. 2.50

Someone answer asap for ! the following statements are true about the coins calvin and sasha have collected. * calvin and sasha has the same amount of money. * calvin has only quarters. * sasha has dimes, nickels, and pennies * calvin has the same number of quarters as sasha has dimes. * sasha has $1.95 in coins that are not dimes. exactly how many quarters does calvin have?

Your company withheld $4,463 from your paycheck for taxes. you received a $713 tax refund. select the best answer round to the nearest 100 to estimate how much you paid in taxes.

What number gives you a irrational number when added to 2/5