- Exercise 4 An Iq Test Was Administered To A Random Sample Of 101 Sixth Graders The Sample Mean Was 104 2 With A Standar 1 (14.58 KiB) Viewed 183 times
Exercise 4 An IQ test was administered to a random sample of 101 sixth graders. The sample mean was 104.2 with a standar
-
- Site Admin
- Posts: 899603
- Joined: Mon Aug 02, 2021 8:13 am
Exercise 4 An IQ test was administered to a random sample of 101 sixth graders. The sample mean was 104.2 with a standar
Exercise 4 An IQ test was administered to a random sample of 101 sixth graders. The sample mean was 104.2 with a standard deviation of 12. Find a 99% confidence interval. Exercise 5 The average height of a random sample of 21 adult males was 70 inches with a standard deviation of 2.2 inches. Find a 99% confidence interval.