Trisha is going to make a border of icing around a circular cake with a diameter of 8 inches. Which of the following represents the amount of icing Trisha will need? a. 12.56 inches b. 25.12 inches c. 18.62 inches d. 50.24 inches

Madeline takes her family on a boat ride. going through york canal, she drives 6 miles in 10 minutes. later on as she crosses stover lake, she drives 30 minutes at the same average speed. which statement about the distances is true?

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.

A10 inch cookie cake is divided into 8 slices. what is the area of 3 slices