1.The lower confidence limit for a poll of 86 people with roportion 0.50 in favor at 99% confidence level and 3 decimal places is

2. A sample has mean 23.000, standard deviation 1.500, and sample size 35. The upper limit of a confidence interval for the mean at 90% confidence and 3 decimal places is

3.In a marketing survey of 450 adult shoppers, 57% were women. Using confidence limits computed at a 95% confidence level with 3 decimal places, is the proportion of adult women shoppers of 50% plausible?

True

False

4. All hypothesis tests (1 population, 2 populations, ANOVA, chi square, etc) work the same way: H0 is rejected when the probability of a more extreme test statistic (pvalue) is less than the probability we are willing to take of rejecting H0 when it's actually true ().

True

False