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Course: AP??/College Statistics?>?Unit 11
Lesson 4: Confidence intervals for the difference of two means- Conditions for inference for difference of means
- Conditions for inference on two means
- Constructing t interval for difference of means
- Calculating confidence interval for difference of means
- Two-sample t interval for the difference of means (calculator-active)
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Conditions for inference on two means
Problem
A teacher wonders if students who listen to music while taking an exam will score higher than students who don't listen to music. They have students listen to music and other students not listen to music on the same exam. The teacher wants to use a two-sample test to see if there is a significant difference between the average scores of the groups.
Which of the following are conditions for this type of test?