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What is the purpose of hypothesis testing?
What is the purpose of hypothesis testing?
- To estimate the size of the effect
- To determine if there is an effect (correct)
- To compare different groups
- To calculate sampling error
What is the key focus of hypothesis testing?
What is the key focus of hypothesis testing?
- Calculating the probability of an event
- Identifying sampling errors
- Distinguishing real effects from those based on chance alone (correct)
- Estimating population parameters
What is the purpose of null and alternative hypotheses in hypothesis testing?
What is the purpose of null and alternative hypotheses in hypothesis testing?
- To provide competing explanations for the observed phenomenon (correct)
- To identify sampling errors
- To calculate the probability of Type I error
- To estimate the effect size
In the context of the polio vaccine example, what does hypothesis testing aim to determine?
In the context of the polio vaccine example, what does hypothesis testing aim to determine?
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What does hypothesis testing use to compare data and make decisions?
What does hypothesis testing use to compare data and make decisions?
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Is Lab 1 scheduled for this Friday?
Is Lab 1 scheduled for this Friday?
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Will both Lab 2 and Lab 3 be available to work on during the session on October 20?
Will both Lab 2 and Lab 3 be available to work on during the session on October 20?
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Are both Lab 2 and Lab 3 due on October 27?
Are both Lab 2 and Lab 3 due on October 27?
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Does hypothesis testing compare data to what we would expect to see if the null hypothesis were false?
Does hypothesis testing compare data to what we would expect to see if the null hypothesis were false?
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Is the purpose of null and alternative hypotheses in hypothesis testing related to failure to reject the null hypothesis?
Is the purpose of null and alternative hypotheses in hypothesis testing related to failure to reject the null hypothesis?
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