In a one-sample t-test if the critical value is 4.25 and the obtained value is 4.3, what decision should be made about the null hypothesis?

What is the value of (ΣX)2 for the following scores?  Scores: 1, 0, 2, 4

For a population with µ = 80 and s = 10, what is the z-score corresponding to X = 95?

A sample of 100 people is classified by gender (male/female) and by whether or not they are registered voters.  The sample consists of 80 females and 20 males, and has a total of 60 registered voters.  If these data are used for a chi-square test for independence, what is the total number of females for the expected frequencies?

A set of 10 scores has SS = 90.  If the scores are a sample, the sample variance is ____ and if the scores are a population, the population variance is ____.

Using an independent-measures t, the 90% confidence interval for the difference between two population means ranges from 19 to 23.  Based on this confidence interval, you can conclude that the difference between the two sample means is ____.

What type of variable(s) is used for a Bivariate Correlation?

The following table shows the results of an analysis of variance comparing three treatment conditions with a sample of 7 participants in each treatment.  Note that several values are missing in the table.  What is the missing value for SStotal?Source         SS        df      MSBetween      20      xx      xx      F = xxWithin           xx      xx        2Total               xx      xx            

Which of the following samples will have the smallest value for the estimated standard error?

In analysis of variance, what is measured by the MS values?