Exam 11: Experimental Design and Analysis of Variance

Find an individual 95 percent confidence interval for where ₁ = 33.98, ₂ = 36.56,and MSE = 0.669.There were 15 observations total and 3 treatments.Assume that the number of observations in each treatment is equal.

(Multiple Choice)

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Question 101

Consider the following partial analysis of variance table from a randomized block design with 10 blocks and 6 treatments. Test H_o: there is no difference between treatment effects at = .05.

(Multiple Choice)

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Question 102

A company that fills gallon containers of water has four machines.The quality control manager needs to determine whether the average fill for these machines is the same.Looking at 19 gallon containers we have the following data of fill measures in quarts: and the following partial ANOVA table: Determine the degrees of freedom for the treatment,error,and total and state the critical value of the F statistic at = .05.

(Multiple Choice)

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Question 103

Different levels of a factor are called

(Multiple Choice)

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Question 104

A company that fills gallon containers of water has four machines.The quality control manager needs to determine whether the average fill for these machines is the same.Looking at 19 gallon containers we have the following data of fill measures in quarts: and the following partial ANOVA table: Complete the ANOVA table and calculate

(Multiple Choice)

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Question 105

Consider the following partial analysis of variance table from a randomized block design with 6 blocks and 4 treatments. What is the mean square error?

(Multiple Choice)

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Question 106

Consider the following calculations for a one-way analysis of variance from a completely randomized design with 20 total observations. MSE = 101.25 _overall = 39 ₁ = 33 ₂ = 43 ₃ = 49 ₄ = 31 Compute a 95% confidence interval for the second treatment mean.

(Multiple Choice)

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Question 107

_____ simultaneous confidence intervals test all of the pairwise differences between means respectively while controlling the overall Type I error.

(Multiple Choice)

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Question 108

Consider the following partial analysis of variance table from a randomized block design with 6 blocks and 4 treatments. Determine the degrees of freedom for error.

(Multiple Choice)

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Question 109

A company that fills gallon containers of water has four machines.The quality control manager needs to determine whether the average fill for these machines is the same.Looking at 19 gallon containers we have the following data of fill measures in quarts: $A company that fills gallon containers of water has four machines.The quality control manager needs to determine whether the average fill for these machines is the same.Looking at 19 gallon containers we have the following data of fill measures in quarts: and the following partial ANOVA table: Is there a significant difference in the fill amounts of the four machines at \alpha = .05 to reject the null hypothesis?$ and the following partial ANOVA table: $A company that fills gallon containers of water has four machines.The quality control manager needs to determine whether the average fill for these machines is the same.Looking at 19 gallon containers we have the following data of fill measures in quarts: and the following partial ANOVA table: Is there a significant difference in the fill amounts of the four machines at \alpha = .05 to reject the null hypothesis?$ Is there a significant difference in the fill amounts of the four machines at $\alpha$ = .05 to reject the null hypothesis?

(Multiple Choice)

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Question 110

The error sum of squares measures the between-treatment variability.

(True/False)

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Question 111

In a completely randomized (one-way)analysis of variance problem with c groups and a total of n observations in all groups,the variance between groups is equal to:

(Multiple Choice)

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Question 112

Consider the following partial analysis of variance table from a randomized block design with 6 blocks and 4 treatments. Determine the degrees of freedom for treatments.

(Multiple Choice)

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Question 113

We have just performed a one-way ANOVA on a given set of data and rejected the null hypothesis for the ANOVA F test.Assume that we are able to perform a randomized block design ANOVA on the same data.For the randomized block design ANOVA,the null hypothesis for equal treatments will ______ be rejected.

(Multiple Choice)

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Question 114

After analyzing a data set using one-way ANOVA model,the same data is analyzed using the randomized block design ANOVA model.SS (Treatment)in the one way ANOVA model is _______________ the SS (Treatment)in the randomized block design ANOVA model.

(Multiple Choice)

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Question 115

Showing 101 - 115 of 115

Find an individual 95 percent confidence interval for where ₁ = 33.98, ₂ = 36.56,and MSE = 0.669.There were 15 observations total and 3 treatments.Assume that the number of observations in each treatment is equal.

Consider the following partial analysis of variance table from a randomized block design with 10 blocks and 6 treatments. Test H_o: there is no difference between treatment effects at = .05.

Different levels of a factor are called

Consider the following partial analysis of variance table from a randomized block design with 6 blocks and 4 treatments. What is the mean square error?

Consider the following calculations for a one-way analysis of variance from a completely randomized design with 20 total observations. MSE = 101.25 _overall = 39 ₁ = 33 ₂ = 43 ₃ = 49 ₄ = 31 Compute a 95% confidence interval for the second treatment mean.

_____ simultaneous confidence intervals test all of the pairwise differences between means respectively while controlling the overall Type I error.

Consider the following partial analysis of variance table from a randomized block design with 6 blocks and 4 treatments. Determine the degrees of freedom for error.

The error sum of squares measures the between-treatment variability.

In a completely randomized (one-way)analysis of variance problem with c groups and a total of n observations in all groups,the variance between groups is equal to:

Consider the following partial analysis of variance table from a randomized block design with 6 blocks and 4 treatments. Determine the degrees of freedom for treatments.

After analyzing a data set using one-way ANOVA model,the same data is analyzed using the randomized block design ANOVA model.SS (Treatment)in the one way ANOVA model is _______________ the SS (Treatment)in the randomized block design ANOVA model.

An Introduction to Business Statistics

Descriptive Statistics: Tabular and Graphical Methods

Descriptive Statistics: Numerical Methods

Probability

Discrete Random Variables

Continuous Random Variables

Sampling and Sampling Distributions

Confidence Intervals

Hypothesis Testing

Statistical Inferences Based on Two Samples

Chi-Square Tests

Simple Linear Regression Analysis

Multiple Regression

Model Building and Model Diagnostics

Time Series Forecasting

Process Improvement Using Control Charts

Nonparametric Methods

Decision Theory

Filters

Exam 11: Experimental Design and Analysis of Variance

Find an individual 95 percent confidence interval for where 1 = 33.98, 2 = 36.56,and MSE = 0.669.There were 15 observations total and 3 treatments.Assume that the number of observations in each treatment is equal.

Consider the following partial analysis of variance table from a randomized block design with 10 blocks and 6 treatments. Test Ho: there is no difference between treatment effects at = .05.

Different levels of a factor are called

Consider the following partial analysis of variance table from a randomized block design with 6 blocks and 4 treatments. What is the mean square error?

Consider the following calculations for a one-way analysis of variance from a completely randomized design with 20 total observations. MSE = 101.25 overall = 39 1 = 33 2 = 43 3 = 49 4 = 31 Compute a 95% confidence interval for the second treatment mean.

_____ simultaneous confidence intervals test all of the pairwise differences between means respectively while controlling the overall Type I error.

Consider the following partial analysis of variance table from a randomized block design with 6 blocks and 4 treatments. Determine the degrees of freedom for error.

The error sum of squares measures the between-treatment variability.

In a completely randomized (one-way)analysis of variance problem with c groups and a total of n observations in all groups,the variance between groups is equal to:

Consider the following partial analysis of variance table from a randomized block design with 6 blocks and 4 treatments. Determine the degrees of freedom for treatments.

After analyzing a data set using one-way ANOVA model,the same data is analyzed using the randomized block design ANOVA model.SS (Treatment)in the one way ANOVA model is _______________ the SS (Treatment)in the randomized block design ANOVA model.

An Introduction to Business Statistics

Descriptive Statistics: Tabular and Graphical Methods

Descriptive Statistics: Numerical Methods

Probability

Discrete Random Variables

Continuous Random Variables

Sampling and Sampling Distributions

Confidence Intervals

Hypothesis Testing

Statistical Inferences Based on Two Samples

Chi-Square Tests

Simple Linear Regression Analysis

Multiple Regression

Model Building and Model Diagnostics

Time Series Forecasting

Process Improvement Using Control Charts

Nonparametric Methods

Decision Theory

Filters

Find an individual 95 percent confidence interval for where ₁ = 33.98, ₂ = 36.56,and MSE = 0.669.There were 15 observations total and 3 treatments.Assume that the number of observations in each treatment is equal.

Consider the following partial analysis of variance table from a randomized block design with 10 blocks and 6 treatments. Test H_o: there is no difference between treatment effects at = .05.

Consider the following calculations for a one-way analysis of variance from a completely randomized design with 20 total observations. MSE = 101.25 _overall = 39 ₁ = 33 ₂ = 43 ₃ = 49 ₄ = 31 Compute a 95% confidence interval for the second treatment mean.