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3. What is the score associated with a z = -2.50?

3. What is the score associated with a z = -2.50?

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
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**Assignment Details** **Course:** Descriptive Statistics-CRN#13661-202410 --- **WORKDAY PROBLEMS:** A sample is collected with a mean (M) = 24. If a score X = 29 is equal to a z-score (z) = 0.33, then: 1. What is the standard deviation for this sample? 2. What z-score is associated with a score of 18? 3. What is the score associated with a z-score of -2.50? 4. If there were 100 people in this sample, what was the Sum of Squares (SS) for this sample? 5. If the scores were re-standardized so that the mean (M) = 50 and standard deviation (s) = 10, what is the new score for the old X = 29? 6. What proportion of people scored below 18? 7. What score marks the top 10%? 8. What percentage of people scored between 25 and 30? **Submit Assignment** - Previous - Next **Navigation Options:** - Dashboard - Calendar - To Do - Notifications - Inbox
Transcribed Image Text:**Assignment Details** **Course:** Descriptive Statistics-CRN#13661-202410 --- **WORKDAY PROBLEMS:** A sample is collected with a mean (M) = 24. If a score X = 29 is equal to a z-score (z) = 0.33, then: 1. What is the standard deviation for this sample? 2. What z-score is associated with a score of 18? 3. What is the score associated with a z-score of -2.50? 4. If there were 100 people in this sample, what was the Sum of Squares (SS) for this sample? 5. If the scores were re-standardized so that the mean (M) = 50 and standard deviation (s) = 10, what is the new score for the old X = 29? 6. What proportion of people scored below 18? 7. What score marks the top 10%? 8. What percentage of people scored between 25 and 30? **Submit Assignment** - Previous - Next **Navigation Options:** - Dashboard - Calendar - To Do - Notifications - Inbox
Expert Solution
Step 1: State the provided information.

The information provided in the question is as follows:-

Sample mean left parenthesis M right parenthesis equals 24

Raw score left parenthesis X right parenthesis equals 29

and

z-score left parenthesis z right parenthesis equals 0.33

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