It is easier to reject the null hypothesis when the df for t is small.

What are the 6 key thinking skills?

The Systems Engineering Team is

Before you determine the p-value of an independent t test you should first determine if the variances are equal.  You have a greater chance of rejecting the null if the variances are treated as equal.

You’re getting ready to put your fourth-graders into cooperative learning teams to work on a project. What considerations must you make as you assign students to various groups?

When should you use a two –sided p-value?

If the population from which samples are drawn is non-normally distributed, the sample distribution of the means will be non-normally distributed. 

During the first week of classes, what sort of lessons should teachers plan?

Discuss one way you plan to keep parents apprised of their child’s academic progress. 

Rolling a 6 sided dice is an example of a _______________________ random variable?