1)The weighted mean is a special case of the:

mean

2)In a set of observations, which measure of central tendency reports the value that occurs most often?

mean

3)A difference between calculating the sample mean and the population mean is: divide the sum of the observations by n - 1 instead of n

in the symbols, we use instead of and n instead of N.

are no differences.

observations are ranked and select the middle value for the population mean.

4)The difference between a random variable and a probability distribution is: A.A random variable does not include the probability of...