Summers are caused by
a. a combination of longer days and more direct rays from the sun.
b. less direct rays from the sun.
c. longer days and longer nights.
d. earth in its orbit moving closer to the sun.

Aresearcher plans to conduct a test of hypotheses at the 1% significance level. she designs her study to have a power of 0.90 at a particular alternative value of the parameter of interest. the probability that the researcher will commit a type ii error for the particular alternative value of the parameter at which she computed the power is: a. 0.90. b. 0.01. c. 0.10. d. equal to 1

Player kicks a soccer ball from ground level and sends it flying at an angle of 30 degrees at a speed of 26 m/s. what is the horizontal velocity component of the ball to the nearest tenth of a m/s?

Under normal conditions, describe how increasing the temperatures effects the solubility of a typical salt