INCREASE, DECREASE, STAY THE SAME OR NOT ENOUGH INFO What happens to the power of a...

INCREASE, DECREASE, STAY THE SAME OR NOT ENOUGH INFO
What happens to the power of a pairwise comparison if Tukey's HSD is used instead of a planned comparison?
What happens to F-critical, if the between-groups variance decreases?
What happens to the degrees of freedom for the interaction term in a two-way ANOVA when the number of rows increases, but the number of columns decreases (not necessarily by the same amounts)
What happens to the number of degrees of freedom in a chi-squared test for goodness of fit as N increases, but k remains the same?
If the within-groups variance increases, what happens to F-obtained?
If N increases but k remains the same, what happens to chi-squared-critical?
If the absolute value of the Pearson r decreases, what happens to r-squared?
What happens to the R-squared associated with a linear regression when the absolute value of the correlation between X and Y decreases?
What happens to the p value of a Tukey's pairwise comparison as the difference between means increases?
What happens to the 'explained variability' in Y as the correlation between X and Y becomes stronger?
what happens to the p value if F-obtained increases?
If a positive Pearson r increases in value, what happens to the Y-intercept of the best-fit line, if scores are expressed as z scores?
What happens to the p value of a pairwise comparison if Tukey's HSD is used instead of a planned comparison?
In a planned comparison, if the absolute value of t-obtained increases, what happens to the absolute value of t-critical?

Expert Solution

Q. What happens to the power of a pairwise comparison if Tukey's HSD is used instead of a planned comparison?

Answer:- Q. In a planned comparison, if the absolute value of t-obtained increases, what happens to the absolute value of t-critical?

Answer:- stays the sameQ:-What happens to the 'explained variability' in Y as the correlation between X and Y becomes stronger?

Answer:-Q.What happens to the number of degrees of freedom in a chi-squared test for goodness of fit as N increases, but k remains the same?

Answer:-Q.What happens to the R-squared associated with a linear regression when the absolute value of the correlation between X and Y decreases?

Answer:Q. If a positive Pearson r increases in value, what happens to the Y-intercept of the best-fit line, if scores are expressed as z scores?

Answer:-

ekkarill92 answered 2 years ago

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