WILL GIVE BRAINLIEST Compare the two groups of data. Which statement is true? A) the spread of data for Brand A and Brand B are equal
B) the spread of data for Brand A is 2 chocolate chips greater than B
C) the spread of data for Brand A is 4 chocolate chips greater than Brand B
D) the spread of data for Brand A is 6 chocolate chips greater than Brand B​

A. find the power of the test, when the null hypothesis assumes a population mean of mu = 450, with a population standard deviation of 156, the sample size is 5 and the true mean is 638.47 with confidence intervals of 95 b. find the power of the test, when the null hypothesis assumes a population mean of mu = 644, with a population standard deviation of 174, the sample size is 3 and the true mean is 744.04 with confidence intervals of 95% c. find the power of the test, when the null hypothesis assumes a population mean of mu = 510, with a population standard deviation of 126, the sample size is 10 and the true mean is 529.44 with confidence intervals of 95