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68% of statistics 95% of statistics 99.7% of statistics Mean A Mean 1 st. 1 st. 2 st dev 3 st. dev 2 st. dev below 3 st dev above dev dev above below below above pose that the scores on a statewide standardized test are normally distributed with a mean of and a standard deviation of 4. According to the Empirical Rule... % of test scores are between 52 and 76. % of test scores are above 76. % of test scores are below 60. Mean 4

68% of statistics 95% of statistics 99.7% of statistics Mean A Mean 1 st. 1 st. 2 st dev 3 st. dev 2 st. dev below 3 st dev above dev dev above below below above pose that the scores on a statewide standardized test are normally distributed with a mean of and a standard deviation of 4. According to the Empirical Rule... % of test scores are between 52 and 76. % of test scores are above 76. % of test scores are below 60. Mean 4

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
Section10.3: Measures Of Spread
Problem 26PFA
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68% of statistics Mean 95% of statistics 99.7% of statistics 4 Mean Mean 1 st. 1 st. 2 st dev 3 st. dev 3 st dev 2 st. dev below dev dev above below above below above Suppose that the scores on a statewide standardized test are normally distributed with a mean of 64 and a standard deviation of 4. According to the Empirical Rule... (a) % of test scores are between 52 and 76. (b) % of test scores are above 76. (c) % of test scores are below 60. (d) According to the 2 Standard Deviation Rule, data values that are more than 2 standard deviations away from the mean of the distribution are considered to be "unusually high" or "unusually low." According to this rule, it would be unusual for a test score to be less than Question Help: Video
Transcribed Image Text:68% of statistics Mean 95% of statistics 99.7% of statistics 4 Mean Mean 1 st. 1 st. 2 st dev 3 st. dev 3 st dev 2 st. dev below dev dev above below above below above Suppose that the scores on a statewide standardized test are normally distributed with a mean of 64 and a standard deviation of 4. According to the Empirical Rule... (a) % of test scores are between 52 and 76. (b) % of test scores are above 76. (c) % of test scores are below 60. (d) According to the 2 Standard Deviation Rule, data values that are more than 2 standard deviations away from the mean of the distribution are considered to be "unusually high" or "unusually low." According to this rule, it would be unusual for a test score to be less than Question Help: Video
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