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Sta 210 Practice Exam

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STA 210 PRACTICE EXAM...

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false positive - ANSWER can say you DO have what the test is looking
for when you really dont

false negative - ANSWER can say you dont have what the test is looking
for when you DO

sensitivity numerically - ANSWER 1- false negative

specificity numerically - ANSWER 1- false positive

specificity - ANSWER ability of screening tests to identify negatives as
negatives

sensitivity - ANSWER ability of screening tests to identify positives as
positives

A false negative is when the results from a hypothesis test suggest that
HO is true, when in fact HA is true. It is called _____________ in
statistical science. - ANSWER Type 2 Error Rate

A false positive is when the results from a hypothesis test suggest that
HA is true, when in fact HO is true. It is called _____________ in
statistical science. - ANSWER Type 1 Error Rate

If a hypothesis test gives a p-value of 0.67, then: - ANSWER we do not
have good evidence against the null

If a hypothesis test gives a p-value of 0.004, then: - ANSWER we do
have good evidence against the null

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