Exam 5: The Normal Distribution

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Considering the properties of the normal curve,if we know the mean and standard deviation,we are then able to calculate the ______ under the curve between any score and the mean.

(Multiple Choice)

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Question 41

A normal distribution represented in standard Z scores,with

(Multiple Choice)

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Question 42

A normal distribution represented in Z scores is referred to as a:

(Multiple Choice)

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Question 43

Probability can be calculated as: Number of times an event will occur/Total number of events.

(True/False)

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Question 44

What percentage of the area under the normal curve falls between ±2 standard deviations?

(Multiple Choice)

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Question 45

The mean number of siblings for respondents in a survey is 3.76 with a standard deviation of 3.18.The standard normal table reports the following information in the table below.Calculate the proportion of respondents who had more than two siblings.

(Short Answer)

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Question 46

For a Z score of zero,what is the proportion of area beyond the Z score?

(Multiple Choice)

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Question 47

In a normal distribution with a mean of 3.76 and a standard deviation of 3.18,how many standard deviations from the mean is the 95th percentile?

(Short Answer)

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Question 48

SELECT ALL THAT APPLY. -Which of the following coincide in a normal distribution?

(Multiple Choice)

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Question 49

Suppose that in a particular sample,the mean is 70.07 and the standard deviation is 10.27.What is the Z score that corresponds to a raw score of 80?

(Multiple Choice)

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Question 50

Showing 41 - 50 of 50

Considering the properties of the normal curve,if we know the mean and standard deviation,we are then able to calculate the ______ under the curve between any score and the mean.

A normal distribution represented in standard Z scores,with

A normal distribution represented in Z scores is referred to as a:

Probability can be calculated as: Number of times an event will occur/Total number of events.

What percentage of the area under the normal curve falls between ±2 standard deviations?

The mean number of siblings for respondents in a survey is 3.76 with a standard deviation of 3.18.The standard normal table reports the following information in the table below.Calculate the proportion of respondents who had more than two siblings.

For a Z score of zero,what is the proportion of area beyond the Z score?

In a normal distribution with a mean of 3.76 and a standard deviation of 3.18,how many standard deviations from the mean is the 95th percentile?

SELECT ALL THAT APPLY. -Which of the following coincide in a normal distribution?

Suppose that in a particular sample,the mean is 70.07 and the standard deviation is 10.27.What is the Z score that corresponds to a raw score of 80?

The What and the Why of Statistics

The Organization and Graphic Presentation of Data

Measures of Central Tendency

Measures of Variability

Sampling and Sampling Distributions

Estimation

Testing Hypotheses

Bivariate Tables

The Chi-Square Test and Measures of Association

Analysis of Variance

Regression and Correlation

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