A set of data items is normally distributed with a mean of 900 and a standard deviation of 30. Find the data item in this distribution that corresponds to the given z-score.Z= -8.9The data item that corresponds to z = -8.9 is 30.3(Type an integer or a decimal.)(3)

The data item is normally distributed with Mean, m = 900 Standard deviation, s = 30 Then,…

Answered: A set of data items is normally…

Advanced Engineering Mathematics

10th Edition

ISBN:9780470458365

Author:Erwin Kreyszig

Publisher:Erwin Kreyszig

Chapter2: Second-order Linear Odes

Section: Chapter Questions

Problem 1RQ

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The amount of caffeine in a sample of five-ounce servings of brewed coffee is shown in the histogram. Make a frequency distribution for the data. Then use the table to estimate the sample mean and the sample standard deviation of the data set. W Click the icon to view the histogram. .. Complete the table. Round values to the nearest tenth as needed. Graph/chart f Midpoint x xf 70.5 Ay 30- 25- 24 20- |14 15- 10- 17 5- X 48.5 70.5 92.5 114.5 136.5 158.5
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I’ve already posted this one, but I’m posting it again, because I need to be shown what to input into my TI-84 Plus calculator to solve.
Find the indicated IQ score. The graph to the right depicts IQ scores of adults, and those scores are normally distributed with a mean of 100 and a standard deviation of 15.
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Find the indicated IQ score. The graph to the right depicts IQ scores of adults, and those scores are normally distributed with a mean of 100 and a standard deviation of 15.

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A set of data items is normally distributed with a mean of 900 and a standard deviation of 30. Find the data item in this distribution that corresponds to the given z-score. Z= -8.9 The data item that corresponds to z = -8.9 is 30.3 (Type an integer or a decimal.) ...