In an experiment in which h1 is nondirectional, and the state of reality is such that the probability of a plus = 0.50, the probability of making a type ii error is

Which expression is equivalent to7_/x^2 ÷ 5_/y^3? assume y# 0

Sanya noticed that the temperature was falling at a steady rate of 1.4 degrees every hour from the time that she first checked her outdoor thermometer. by 6 a.m., the temperature had fallen 21 degrees. which expression can you use to find how many hours earlier she had first checked the thermometer?

The ratio of the measures of the three angles in a triangle is 2: 9: 4. find the measures of the angels