S. The following table shows the quiz scores (out of 25 possible points) for a class of ten students. a. Find the mean quiz score and each person's z-score (rounded to two decimal places). The standard deviation of the quiz scores is 6.92. Verify this value. Decide if each quiz score is unusual or not. Quiz Score z-Score Unusual? 15 20 19 23 25 14 19 24 25 b. What was the highest z-score? What was the lowest z-score? Did either of these represent unusual scores? G. How high or lew Would a quiz scere have to be to be considered unusual for this quiz?
S. The following table shows the quiz scores (out of 25 possible points) for a class of ten students. a. Find the mean quiz score and each person's z-score (rounded to two decimal places). The standard deviation of the quiz scores is 6.92. Verify this value. Decide if each quiz score is unusual or not. Quiz Score z-Score Unusual? 15 20 19 23 25 14 19 24 25 b. What was the highest z-score? What was the lowest z-score? Did either of these represent unusual scores? G. How high or lew Would a quiz scere have to be to be considered unusual for this quiz?
MATLAB: An Introduction with Applications
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Chapter1: Starting With Matlab
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
Transcribed Image Text:5. The following table shows the quiz sceres (out of 25 possible points) for a class of ten students.
a. Find the mean quiz score and each person's z-score (rounded to twe decimal places). The standard deviation of
the guiz seeres is 6.92. Verify this value. Decide if each quiz score is unusual er net.
Quiz Score z-Score Unusual?
15
20
19
23
25
14
19
24
25
b. What was the highest z-score? What was the lowest z-score? Did either of these represent unusual scores?
G. How high or lew would a quiz score have to be to be considered unusual fer this quiz?
d. Write this range as an inequality:
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