Suppose you have a normally distributed set of data pertaining to a standardized test. the mean
score is 500 and the standard deviation is 100. what is the z-score of 800 point score?

Leo is going to use a random number generator 4 0 0 400 times. each time he uses it, he will get a 1 , 2 , 3 , 4 , 1,2,3,4, or 5 5. what is the best prediction for the number of times that leo will get an odd number?

An initial investment of $100 is now valued at $150. the annual interest rate is 5%, compounded continuously. the equation 100e0.05t = 150 represents the situation, where t is the number of years the money has been invested. about how long has the money been invested? use your calculator and round to the nearest whole number. years

The ph level of a blueberry is 3.1 what is the hydrogen-ion concentration [h+] for the blueberry