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What would the dependent and independent variables

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What would the dependent and independent variables be in the two hypothesis below?
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There are no valid, reliable instrument to measure the attitudes’ of elementary age students toward physical education.
Fourth and fifth grade students’ attitudes toward physical education should be measured using an age-specific instrument.

 
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analysis of covariancenonparametric statisticsanalysis of variance

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analysis of covariancenonparametric statisticsanalysis of variance.multivariate analysis of

variance.

 
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The t-statistic is computed to determine

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The t-statistic is computed to determinea. whether the members of a sample have been randomly selected from

a population.

b. the statistical significance of the difference between the mean scores of two groups.

c. whether two groups have different frequency distributions on a categorical variable.

d. all of the above.

 
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MANOVA

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In conducting a MANOVA on a cluster of five related variables, a researcher obtains an F value that is

significant at the .01 level. What is the next step that should be taken in analyzing the data?

a. Reexamine the cluster to see if any variables should be removed.

b. Test for the equality of group dispersions.

c. Compute a mean vector score for each variable.

d. Conduct an ANOVA on each dependent variable in the cluster

 
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