Choose all the appropriate statement(s) about the confidence interval and p-valu

Question

Choose all the appropriate statement(s) about the confidence interval and p-value. You would need to select all correct option(s) but not any incorrect ones to get the full mark.

Select one or more:

a. p-value indicates level of evidence against the null hypothesis.

b. The wider the 95% CI, the less uncertain we are about the point estimate

c. The specific 95 % confidence interval presented by a study has a 95 % chance of containing the true effect size.

d. The p-value is the probability that the test hypothesis is true.

e. A significant test result (P 0.05) means that the test hypothesis is false.

Explanation / Answer

as p value is probability of getting the sample test staisitc or more exteme given null hypothesis is true

hence option D and E are correct,

(please check C also if above comes wrong; cause in some books confidence interval is acceptable as eqauivalent to chance)

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