Question: If the null hypothesis is true and your p-value test result is .001, what does this mean? The association you found could be a chance

If the null hypothesis is true and your p-value test result is .001, what does this mean? The association you found could be a chance finding The p-value was incorrect in this situation You must have a lot of uncontrolled confounding There was non-comparability due to selection bias

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=+a) Explain why she can reject the null hypothesis that p = 0.159 vs. p 6 0.159 at a = 0.05.

=+26. Computer skills again. The health care analyst in Exercise 18 finds a 90% confidence interval for the true proportion of employees who fail the course to be (14.46%, 15.74%).

=+b) Explain why the difference may or may not be important