Assuming that the heights of college women are normally distributed with mean 65 inches and standard deviation 2.5 inches (based on information from Statistical Abstract of the United States, 112th Edition). Use the empirical rule to answer the following questions. a) What percentage of women are between 62.5 inches and 67.5 inches tall? b) Give the two cutoff scores of heights for women to be in the middle 95 %. c) What percentile corresponds to a women who is  60 inches tall?

Q: A) A bell-shaped distribution has a mean ?=1200 and standard deviation ?=340.  Find the proportion…

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Q: What is the standard deviation of the following sample data: 21, 36, 50, 38, 44, 18. Round to 2…

A: From the provided information, The data values are as follow: 21, 36, 50, 38, 44, 18

Q: What is the standard deviation of the following sample data:  41, 39, 32, 34, 19, 25.

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Q: The heights of men at a gym are normally distributed with a mean of 70 inches and a standard…

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Q: find quartile deviation for given data  15,56,89,74,56,32,21,45,96,77,32,3,48,56,75

A:

Q: 2) According to Collegeboard.com the national average salary for a plumber as of 2007 is $47,350. If…

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Q: 1. The following data set of rental prices are given: 550, 480, 580, 600, 590, 550, 450. What are…

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Q: What is the standard deviation of the following sample data:  35, 49, 15, 33, 26, 27.

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Q: What is the standard deviation of the following sample data:  34, 31, 33, 17, 46, 48.

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Q: The height of men is normally distributed, with a mean of 69.0 inches and a standard deviation of…

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Q: Given the following grades on s test: 86, 92, 100, 93, 89, 95, 79, 98, 68, 62, 71, 75, 88, 86, 93,…

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Q: What is the standard deviation of the following sample data: 27, 46, 45, 38, 23, 40. Round to 2…

A:

Q: If the mean speed for a major league fast ball is 90 miles per hour and the standard deviation 5…

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Q: What is the formula for calculating the standard deviation of a set of n observations?

A: Introduction The standard deviation is one of the measures of variability.

Q: Assuming that the heights of college women are normally distributed with mean 61 inches and standard…

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Q: Assuming that the heights of college women are normally distributed with mean 64 inches and standard…

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Q: 2. Consider the below data set: which one of these employees is in the 30th percentile? Which ones…

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Q: What does the population standard deviation reflects?

A:

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Q: What is the standard deviation of the following sample data:  24, 37, 31, 48, 19, 31.

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Q: "If the mean of a dataset is 50 and the standard deviation is 5, what is the z-score of the value…

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Q: IQ scores have a bell-shaped (mound shaped) distribution with a mean of 100 and a standard deviation…

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Q: Total enrollment in the Kalamazoo Public Schools have a mean and standard deviation of 11,957 and…

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Q: What is the standard deviation of the following sample data:  40, 49, 23, 47, 40, 17.

A:

Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.