- 3 The Average Adult Has Completed An Average Of 13 5 Years Of Education With A Standard Deviation Of 2 Years A Random 1 (26.93 KiB) Viewed 117 times
3. The average adult has completed an average of 13.5 years of education with a standard deviation of 2 years. A random
-
- Site Admin
- Posts: 899603
- Joined: Mon Aug 02, 2021 8:13 am
3. The average adult has completed an average of 13.5 years of education with a standard deviation of 2 years. A random
3. The average adult has completed an average of 13.5 years of education with a standard deviation of 2 years. A random sample of 90 adults is obtained. What is the probability that the sample will have a mean, (10%) (a) greater than 14 years? (b) between 12 and 14 years?