When maggie hooks her dog up to a rope that is staked in the yard, the dog can walk a distance of about 76 feet along the circumference. to the nearest tenth, what is the length of the rope?

c = 76 ft

choices
12.1 ft

24.2 ft

12.7 ft

8.1 ft

The height of a plant, in inches, p years after planting it is given by the polynomial function r(p) = -2p% + 270p. find the height of the plant when p = 90 years.

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.

What are the solutions for the following system? -2x^2+y=-5 y=-3x^2+5