Significance tests

The p-value of a hypothesis test is .0281.  Is this result significant at the 5% significance level?

• Yes, because .0281 > .05.
• Yes, because .0281 < .05.
• No, because .0281 < .05.
• No, because .0281 > .05.

The p-value of a hypothesis test is .0281. Is this result significant at the 1% significance level?

• Yes, because .0281 > .01.
• No, because .0281 > .01.
• No, because .0281 < .01.
• Yes, because .0281 < .01.

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Tags

CCSS.HSS.IC.B.4

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What is the name of the claim we are trying to find evidence against?

• null hypothesis
• alternative hypothesis
• margin of error
• point estimate

What is it called when something is unlikely to happen by chance alone?

• statistically significant
• alpha
• confidence level
• probability