107k views
1 vote
The diameters of trees at a nursery are Normally

distributed with a mean of 2.5 inches and a standard
deviation of 0.5 inches.
It was previously calculated that the z-score for 3.22
inches is 1.44 and that the percentage of trees that have
a diameter less than 3.22 inches is 92.51%.
About what percent of trees have a diameter greater than
3.22 inches?
About
% of trees have a diameter greater
than 3.22 inches. Round the percent to 2 decimal
places, if necessary.

User JonnyBoy
by
4.3k points

2 Answers

3 votes

Answer:

7.49%

Explanation:

User Stiffo
by
4.7k points
4 votes

Answer: 7.49%

Step-by-step explanation: i got it right on edg

User DMrFrost
by
4.9k points