A 95% confidence interval implies that...

__ A. the chi square test gives correct confidence intervals 95% of the time

__ B. if we repeatedly select representative samples and construct such estimates, 95 out of 100 intervals would be expected to include the true mean

__ C. the hypothesis will be false in 95 out of 100 such intervals

__ D. there is a 95% likelihood that the finding is statistically significant

__ E. none of the above

AND

Whether a hypothesis test is one-sided or two-sided depends on...

__ A. whether we have paired observations in our sample

__ B. whether the result is statistically significant

__ C. whether we have normally distributed random variables

__ D. the question being asked by the investigator

__ E. none of the above

(can be multiple answers)