A researcher uses a repeated-measures study to compare two treatment conditions with a set of 20 scores in each treatment. What would be the value of df for the repeated-measures t statistic?
Author: Anonymous
If a two-factor analysis of variance produces a statisticall…
If a two-factor analysis of variance produces a statistically significant interaction, then what can you conclude about the interaction?
The values in the following matrix are treatment means from…
The values in the following matrix are treatment means from a two-factor study. One of the means is missing. What value for the missing mean would most likely result in no main effect for factor A, factor B, and no interaction? B1 B2 A1 16 18 A2 18 ?
A repeated-measures study and an independent-measures study…
A repeated-measures study and an independent-measures study both produced a t statistic with df = 16. How many individuals participated in each study?
The calculations for ANOVA examines _____________ .
The calculations for ANOVA examines _____________ .
What is an example of an interval variable?
What is an example of an interval variable?
For which of the following situations would a repeated-measu…
For which of the following situations would a repeated-measures research design be appropriate?
What is the variance of the number set: 1, 2, 2, 5, 5, 5, 5,…
What is the variance of the number set: 1, 2, 2, 5, 5, 5, 5, 10, 20, 45?
A sample of n = 4 scores is selected from a population with…
A sample of n = 4 scores is selected from a population with an unknown mean. The sample has a mean of M = 40 and a variance of s2 = 16. Which of the following is the correct 90% confidence interval for µ?
A repeated-measures study and an independent-measures study…
A repeated-measures study and an independent-measures study both produced a t statistic with df = 16. How many individuals participated in each study?