Acharter pilot has an additional capacity for 1800 pounds of cargo on a flight. a transport company has 3 types of cargo to be delivered. the number of units of each cargo type, the weight per unit (in 100s of pounds) and the delivery fee per unit (in 100 of dollars) is given below: cargo type units available weight delivery fee1 4 3 72 2 5 123 2 8 22solve the problem using dynamic programming to find how many units of each cargo type the pilot should contract to deliver.

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.