What precautions should be taken while measuring length?

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

Which accounts for an increase in the temperature of a gas that is kept a constant volume

Acertain radio station broadcasts radio waves that have a wavelength of 298cm what is its broadcast frequency?