Author Question: The theorem that states that the sampling distribution of the sample meanx is approximately normal ... (Read 158 times)

washai · **on:** Jun 24, 2018

The theorem that states that the sampling distribution of the sample meanx is approximately normal when the sample size n is reasonably large is known as the:
a. central limit theorem b. central tendency theorem
c. simple random sample theorem d. point estimate theorem

Question 2

Winters' model differs from Holt's model and simple exponential smoothing in that it includes an index for:
a. seasonality
b. trend
c. residuals
d. cyclical fluctuations