Answer:
-0.48, 8/25, 0.45
Step-by-step explanation:
(plz brainliest if u can)
Answer: 20
Step-by-step explanation:
8 times 2 = 16
16 plus 4 = 20
6.68% of the students scored at least 19 points on this test while the 85 percentile has a test score of 24.08 points
The z score is used to determine by how many standard deviations the raw score is above or below the mean. The z score is given by:

P(x > 19) = P(z > 1.5) = 1 - P(z < 1.5) = 1 - 0.9332 = 0.0668
6.68% of the students scored at least 19 points on this test
b) 85 percentile corresponds to a z score of 1.04

The 85 percentile has a test score of 24.08
Find out more at: brainly.com/question/25012216
Answer:
it finding the number of jelly beans
Step-by-step explanation: