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At a particular university, students' grades in introductory statistic classes are generally unimodal and skewed to the left with a mean of μ = 63 and . 16.9. (Round to 2 decimal places for all z-values and round all other answers to 4 decimal places, if needed.) (a) The distribution of students' grades is is approximately normal ◆ (b) If n = 36 students are selected at random, the distribution of the sample mean grade is approximately normal deviation of (c) The probability that the sample mean grade for these 36 students is less than 68.0 is (d) If n = 36 students are selected at random, the distribution of the sample total grade is approximately normal deviation of (e) The probability that the total grade for these 36 students is less than 2448.0 is with a mean of with a mean of standard deviation of o and a standard and a standard

At a particular university, students' grades in introductory statistic classes are generally unimodal and skewed to the left with a mean of μ = 63 and . 16.9. (Round to 2 decimal places for all z-values and round all other answers to 4 decimal places, if needed.) (a) The distribution of students' grades is is approximately normal ◆ (b) If n = 36 students are selected at random, the distribution of the sample mean grade is approximately normal deviation of (c) The probability that the sample mean grade for these 36 students is less than 68.0 is (d) If n = 36 students are selected at random, the distribution of the sample total grade is approximately normal deviation of (e) The probability that the total grade for these 36 students is less than 2448.0 is with a mean of with a mean of standard deviation of o and a standard and a standard

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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At a particular university, students' grades in introductory statistic classes are generally unimodal and skewed to the left with a mean of μ = 63 and 16.9. (Round to 2 decimal places for all z-values and round all other answers to 4 decimal places, if needed.) (a) The distribution of students' grades is is approximately normal ◆ (b) If n = 36 students are selected at random, the distribution of the sample mean grade is approximately normal deviation of (c) The probability that the sample mean grade for these 36 students is less than 68.0 is (d) If n = 36 students are selected at random, the distribution of the sample total grade is approximately normal + deviation of (e) The probability that the total grade for these 36 students is less than 2448.0 is Check with a mean of with a mean of standard deviation of o= and a standard and a standard
Transcribed Image Text:At a particular university, students' grades in introductory statistic classes are generally unimodal and skewed to the left with a mean of μ = 63 and 16.9. (Round to 2 decimal places for all z-values and round all other answers to 4 decimal places, if needed.) (a) The distribution of students' grades is is approximately normal ◆ (b) If n = 36 students are selected at random, the distribution of the sample mean grade is approximately normal deviation of (c) The probability that the sample mean grade for these 36 students is less than 68.0 is (d) If n = 36 students are selected at random, the distribution of the sample total grade is approximately normal + deviation of (e) The probability that the total grade for these 36 students is less than 2448.0 is Check with a mean of with a mean of standard deviation of o= and a standard and a standard
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