A California amusement park had an attendance of 14,730,000 in a year. A Florida amusement park had an attendance of 17,640,000 in a year. Round each number to the nearest ten million.

What was the combined attendance at both amusement parks?

33,000,000

40,000,000

31,000,000

30,000,000

Assume that adults have iq scores that are normally distributed with a mean of mu equals 100 and a standard deviation sigma equals 20. find the probability that a randomly selected adult has an iq between 80 and 120.assume that adults have iq scores that are normally distributed with a mean of mu equals 100 and a standard deviation sigma equals 20. find the probability that a randomly selected adult has an iq between 80 and 120.