Due to weather, a barge captain decides to reach her destination in two legs: one due north and one due west. On a direct route, the barge's
destination is about 1,152 miles; see the figure below. If after traveling 605
miles due north the captain determines it is time to head due west, how
many more miles are left in the trip? (Round the answer to the nearest
mile.) *
? mi
destination
>605 mi
1152 mi
starting point

Find the area of the region that is inside r=3cos(theta) and outside r=2-cos(theta). sketch the curves.

Arandomized controlled trial is designed to evaluate the effect of metoprolol in patients with heart failure. while preparing for statistical analysis, the researcher reviews some common types of statistical errors. which of the following statements is true regarding a type i error in a clinical study? a. the study is not significantly powered to detect a true difference between study groups. bthe null hypothesis is true but is rejected in error. c. the null hypothesis is false but is accepted in error. d. type i error is also known as beta and is usually 0.1 or 0.2. e. type i error depends on the study's confidence interval.

$5400 is? invested, part of it at 11? % and part of it at 8? %. for a certain? year, the total yield is ? $522.00. how much was invested at each? rate?