1. A set of data has a mean of 80 and a standard deviation of 17. What is the probability that a datum selected at random is less than 103?
2. A set of data has a mean of 1053 and a standard deviation of 158. What is the probability that a
datum selected at random is less than 600?
3. A set of data has a mean of 4.3 and a standard deviation of 0.64. What is the probability that a datum
selected at random is less than 6?
4. A set of data has a mean of 168.97 and a standard deviation of 23.5. What is the probability that a
datum selected at random is less than 1707
5. A set of data has a mean of 54,369 and a standard deviation of 4521. What is the probability that a
datum selected at random is less than 47,000?
6. A set of data has a mean of 23 and a standard deviation of 2. What is the probability that a datum
selected at random is less than 27.65?
7. A set of data has a mean of 9301 and a standard deviation of 247. What is the probability that a
datum selected at random is less than 9015?
(answer 1-7 please)