SOLUTION: A study of 95 apple trees showed that the average number of apples per tree was 625. The standard deviation of the population is 200. Which of the following is the 80% confidence
Algebra.Com
Question 855222: A study of 95 apple trees showed that the average number of apples per tree was 625. The standard deviation of the population is 200. Which of the following is the 80% confidence interval for the mean number of apples per tree for all trees?
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
A study of 95 apple trees showed that the average number of apples per tree was 625. The standard deviation of the population is 200. Which of the following is the 80% confidence interval for the mean number of apples per tree for all trees?
------
ME = 1.2816*200/sqrt(95) = 26.3
-----
80% CI: 625-26.3 < u < 625+26.3
------------------
Cheers,
Stan H.
==================
RELATED QUESTIONS
A study of peach trees found that the average number of peaches per tree was 725. The... (answered by stanbon)
A study of peach trees found that the average number of peaches per tree was 525. The... (answered by addingup)
A study of peach trees found that the average number of peaches per tree was 925. The... (answered by jim_thompson5910)
A study of peach trees found that the average number of peaches per tree was 525. The... (answered by stanbon)
A study of peach trees showed that average number of peaches per tree was 1500. The... (answered by stanbon)
The owner of the local apple orchard estimates that if 24 trees are planted per acre,... (answered by ikleyn,Theo)
An orchard contains 30 apple trees, each of which yields approximately 400 apples over... (answered by stanbon,josmiceli)
In a 6 acre apple orchard, it is decided to plant 20 or more trees per acre. If 20 trees... (answered by Theo)
There are 90 apple trees in an orchard. Each tree produces 1500 apples.
There is a... (answered by Boreal)