What is the frequency of ocean waves that have a speed of 15m/s and a wavelength of 75m

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

When a light bulb shines, it gives off light energy and energy. a. heat b. potential c. chemical d. electrical

What causes the formation of ocean currents?