The lecture Comparing two Means by David Spade, PhD is from the course Statistics Part 2. It contains the following chapters:
What should be performed before carrying out any inference about the difference between two means?
What is not a condition necessary for a two-sample t-interval?
When is the pooled t-test appropriate?
What is true regarding the differences between the two-sample t-procedures and the pooled t-procedures?
What is true of two-sample inference?
For which hypothesis are we likely to use a two-tailed test?
A z-distribution is used when the population standard deviation is known and the sample size is greater than what value?
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