Solution: We are given:
Using the empirical rule, we have:
covers 68% of data.
Also the percentage of values below mean = Percentage of values above mean = 50%
Now, let's find the z score for x=20
Therefore, the percentage of values greater than 1 standard deviation above mean
Expected number of students = 16% of 100 = 16
Answer:
Step-by-step explanation:
1. h>13
2. n_> 12
Answer:
Q.#1 is a
Q.#2 is d
Step-by-step explanation:
hope this helps:)