I need a: the function used in calculatorb: equation including values from problem c: the interval found using proper notation d: findings.

d: we are you. 13. IQ scores are normally distributed with a mean of 100 and a standard deviation of 15. How many that statistics professors must be randomly selected for IQ tests if we want to be 90% confident that the Weigh sample mean is within 2 IQ points of the population mean? Detwo n = O