Exam 15: Nonparametric Methods: Nominal Level Hypothesis Tests

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A recent study of the relationship between social activity and education for a sample of corporate executives showed the following results. The appropriate test statistic for the analysis is a(n)________.

(Multiple Choice)

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Question 101

The variance of the chi-square distribution is equal to one.

(True/False)

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Question 102

Which chi-square distribution would be closest to a normal distribution?

(Multiple Choice)

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Question 103

A distributor of personal computers has five locations in a city. In the year's first quarter,the sales in units were: For a goodness-of-fit test that sales were the same for all locations,what is the critical value at the 0.01 level of risk?

(Multiple Choice)

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Question 104

To test if an observed frequency distribution with five classes is normally distributed,we compute probabilities for each class based on a(n)________.

(Multiple Choice)

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Question 105

Based on the Nielsen ratings,the local CBS affiliate claims its 11 p.m. newscast reaches 41% of the viewing audience in the area. In a survey of 100 viewers,36% indicated that they watch the late evening news on this local CBS station. What is the z-test statistic?

(Multiple Choice)

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Question 106

A sample of 100 production workers is obtained. The workers are classified by gender (male,female)and by age (under 20,20−29,30−39,and 40 or over). How many degrees of freedom are there?

(Multiple Choice)

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Question 107

Showing 101 - 107 of 107

A recent study of the relationship between social activity and education for a sample of corporate executives showed the following results. The appropriate test statistic for the analysis is a(n)________.

The variance of the chi-square distribution is equal to one.

Which chi-square distribution would be closest to a normal distribution?

A distributor of personal computers has five locations in a city. In the year's first quarter,the sales in units were: For a goodness-of-fit test that sales were the same for all locations,what is the critical value at the 0.01 level of risk?

To test if an observed frequency distribution with five classes is normally distributed,we compute probabilities for each class based on a(n)________.

Based on the Nielsen ratings,the local CBS affiliate claims its 11 p.m. newscast reaches 41% of the viewing audience in the area. In a survey of 100 viewers,36% indicated that they watch the late evening news on this local CBS station. What is the z-test statistic?

A sample of 100 production workers is obtained. The workers are classified by gender (male,female)and by age (under 20,20−29,30−39,and 40 or over). How many degrees of freedom are there?

What Is Statistics

Describing Data: Frequency Tables, Frequency Distributions, and Graphic Presentation

Describing Data: Numerical Measures

Describing Data: Displaying and Exploring Data

A Survey of Probability Concepts

Discrete Probability Distributions

Continuous Probability Distributions

Sampling Methods and the Central Limit Theorem

Estimation and Confidence Intervals

One-Sample Tests of Hypothesis

Two-Sample Tests of Hypothesis

Analysis of Variance

Correlation and Linear Regression

Multiple Regression Analysis

Nonparametric Methods: Analysis of Ordinal Data

Index Numbers

Time Series and Forecasting

Statistical Process Control and Quality Management

An Introduction to Decision Theory

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