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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%

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.5: Comparing Sets Of Data
Problem 13PPS
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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?
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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