Answer:
78.88%
Step-by-step explanation:
We have been given that

The z-score formula is given by

For 

For 

Now, we find the corresponding probability from the standard z score table.
For the z score -1.25, we have the probability 0.1056
For the z score 1.25, we have the probability 0.8944
Therefore, the percent of the trees that are between 20 and 30 years old is given by
0.8944 - 0.1056
= 0.7888
=78.88%
Answer: just put c
Step-by-step explanation:
C is always correct
I think the coordinates are 1, 10 but not positive because if you graph it you can see a kite in it so make the point close to 4,10
Answer:
1/2
Step-by-step explanation:
The percentage of 29.5 of 10.03 is 2.95885%