13. According to the 68%-95%-99.70% rule, the standard deviation and mean interval that covers approximately 99.70% of the data from a frequency distribution is_ A. 2u ± 20 14. The first quarterly assessment result of Grade 11- STEM students in their Statistics and Probability subject had scored with a mean of 40 and a standar deviation of 8. A histogram of the data shows that the distribution is normal. Use the Empirical Rule to find the percentage of scores between 24 and 48. B. uto C. u± 20 D. μ1 30 12. 5% B 68% C 81 5% D 95%
13. According to the 68%-95%-99.70% rule, the standard deviation and mean interval that covers approximately 99.70% of the data from a frequency distribution is_ A. 2u ± 20 14. The first quarterly assessment result of Grade 11- STEM students in their Statistics and Probability subject had scored with a mean of 40 and a standar deviation of 8. A histogram of the data shows that the distribution is normal. Use the Empirical Rule to find the percentage of scores between 24 and 48. B. uto C. u± 20 D. μ1 30 12. 5% B 68% C 81 5% D 95%
MATLAB: An Introduction with Applications
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Author:Amos Gilat
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Chapter1: Starting With Matlab
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Solve for the following
![13. Acording to the 68%-95%-99.70% rule, the standard deviation and mean
interval that covers approximately 99.70% of the data from a frequency
distribution is
A. 2µ ± 20
14. The first quarterly assessment result of Grade 11- STEM students in their
Statistics and Probability subject had scored with a mean of 40 and a standard
deviation of 8. A histogram of the data shows that the distribution is normal.
Use the Empirical Rule to find the percentage of scores between 24 and 48.
A. 13.5%
B. ut o
C. ut 2ơ
D. μ 1 3
B. 68%
C. 81.5%
D. 95%
15. Suppose that distribution of data about the number of deaths of COVID 19
positive has a mean of 45 and a standard deviation of 18. How many standard
deviations
A. It is one standard deviation above the mean
B. It is two standard deviations above the mean
C. It is one standard deviation below the mean
D. It is two standard deviations below the mean
away from the mean is a value of 81?](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F22b44022-4dd6-4208-a861-325f68e62bc3%2Fb1f60fc4-ae15-48cc-b89a-a868e84d6bb9%2Fjtt7j8h_processed.jpeg&w=3840&q=75)
Transcribed Image Text:13. Acording to the 68%-95%-99.70% rule, the standard deviation and mean
interval that covers approximately 99.70% of the data from a frequency
distribution is
A. 2µ ± 20
14. The first quarterly assessment result of Grade 11- STEM students in their
Statistics and Probability subject had scored with a mean of 40 and a standard
deviation of 8. A histogram of the data shows that the distribution is normal.
Use the Empirical Rule to find the percentage of scores between 24 and 48.
A. 13.5%
B. ut o
C. ut 2ơ
D. μ 1 3
B. 68%
C. 81.5%
D. 95%
15. Suppose that distribution of data about the number of deaths of COVID 19
positive has a mean of 45 and a standard deviation of 18. How many standard
deviations
A. It is one standard deviation above the mean
B. It is two standard deviations above the mean
C. It is one standard deviation below the mean
D. It is two standard deviations below the mean
away from the mean is a value of 81?
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