In a standardized IQ test from question three scores are normally distributed with a mean score of 100(u=100) and a standard deviation of 15(o=15) if one individual from this population is randomly selected what is the probability that his or her IQ score is greater than 107 if a random sample of 16 people is selected from this population what is the probability that the mean IQ score of the sample is greater than 107 is this unusual event? Are you more likely to randomly select one person with an IQ score greater than 107 or are you more likely to randomly select a sample of 16 people with a mean IQ score greater than 107 explain