MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN: 9781119256830
Author: Amos Gilat
Publisher: John Wiley & Sons Inc
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Confidence Intervals
When we calculate intervals in probability and statistics, it can be simply termed as finding out a confidence interval. The confidence interval is usually calculated from the data set which is observed. The value of the parameter that needs to be calcul…
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On a nationwide math test, the mean was 52 and the standard deviation was 4. If Roberto scored 85, what was his z-score? Use the formula Z = where u is the mean, o is the standard deviation, and x is Roberto's score. Round to 4 decimal places.
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Transcribed Image Text:On a nationwide math test, the mean was 52 and the standard deviation was 4. If Roberto scored 85, what was his z-score? Use the formula Z = where u is the mean, o is the standard deviation, and x is Roberto's score. Round to 4 decimal places.
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