Litteral meaning of terms Flashcards

1
Q

Alpha

A

Probability of rejecting the null hypothesis when it is in fact true

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2
Q

P value

A

Prob of obtaining the observed results, assuming that the Null is true. A conditional objective probability

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3
Q

Power

A

Probability that your test will find a statistically sig difference when such a difference actually exists

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4
Q

Why not accepting H0

A

You’d prove a negative. Indicating that no effect exists. All you can prove is that the strength of your evidence falls short of being able to reject the null.

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5
Q

Confidence interval

A

Indicates where the population parameter is likely to reside. You can be 95|% confident that the parameter is between x and x

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6
Q

Bayes factor

A

Ratio of two marginal likelihoods.

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