A test of Hu= 20 versus H:4>20 is performed using a significance level of a = 0.05. The value of
the test statistic is z = 1.47.
If the true value of uis 25, does the test conclusion result in a Type I error, a Type 11 error, or a
Correct decision?

Fred has a total of 62 dvd and cd. if the number of cd is three more than two times the number of dvd, how many cd does he have?

5× 1/2 = ? a) more than 5 because you are multiplying by a whole number b) 5/10 because you multiply the numerator and denominator by 5 c) less than 5 because you are multiplying by a number that is more than 1 d) less than 5 because you are multiplying by a number that is less than 1

Which statements about these triangles is true