Using an α = 0.04, a confidence interval for a population proportion is determined to be 0.65 to 0.75. If the level of significance is decreased, the interval for the population proportion. a. becomes narrower
b. becomes wider
c. does not change
d. Not enough information is provided to answer this question.

Find the value of tan theta if sin theta = 12/13 and theta is in quadrant 2

What situation is an example of an observational study

A. use the formula for continuous compounding with the original example: $1000 invested at 2% for 1 year. record the amount to 5 decimal places. use a calculator. b. compare it to the result using the original compound interest formula with n = 365 calculated to 5 decimal places. which has a larger value? explain.