21. Find the probability value of (Z > -1.00). a. 15.87% b. 34.13% c. 84.13% d. 90.13% 22. Compute the probability value of (-1.35

Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section11.9: Independent And Dependent Events
Problem 3C
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21. Find the probability value of (Z > -1.00).
a. 15.87%
b. 34.13%
c. 84.13%
d. 90.13%
22. Compute the probability value of (-1.35 <Z <2.75)
a. 90.85%
c. 0.9085
b. 99.70%
d. 90.79
23. The average score on Statistics and Probability First Quarterly Assessment is 35 points with a
standard deviation of 5. What is the probability that Beth's score is less than 45 points?
a. -2
b. 2
d. 97.72%
c. 2.28%
24-25. Find the z-scores that bound the middle 92.50% of the area under the standard normal curve.
a. -1.44, 144
b. -1.44,-1.78
c. 1.44, 1.78
d. -1.78, 1.78
Transcribed Image Text:21. Find the probability value of (Z > -1.00). a. 15.87% b. 34.13% c. 84.13% d. 90.13% 22. Compute the probability value of (-1.35 <Z <2.75) a. 90.85% c. 0.9085 b. 99.70% d. 90.79 23. The average score on Statistics and Probability First Quarterly Assessment is 35 points with a standard deviation of 5. What is the probability that Beth's score is less than 45 points? a. -2 b. 2 d. 97.72% c. 2.28% 24-25. Find the z-scores that bound the middle 92.50% of the area under the standard normal curve. a. -1.44, 144 b. -1.44,-1.78 c. 1.44, 1.78 d. -1.78, 1.78
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