The mean of a dataset is 27.8 and we add a new value 32.3. What will happen to Group of answer choicesCannot be determinedIncreasesWill remain the sameDeceases

A sample has a mean of M = 40. If 10 points are added to one of the scores, what happens to the sample mean?​Group of answer choices​it decreases substantially​it is unchanged​it decreases a little​it increases

A sample of n = 6 scores has a mean of M = 5. One person with a score of X = 12 is added to the distribution. What is the mean for the new set of scores?​Group of answer choices​M = 7​M = 6​M = 8​M = 5

If 18 were added to the data set below, which statement is true?16, 14, 22, 16, 16, 18, 15, 25Group of answer choicesThe mode increases.The mean increases.The median increases.The mean decreases.

A sample has a mean of M = 86. If one new person is added to the sample, and Σ X is unchanged, what effect will the addition have on the sample mean?​Group of answer choices​The sample mean will decrease.​The sample mean will increase a little.​The sample mean will increase substantially.​The sample mean will remain the same.

The mean and standard deviation of 2 datasets are as follows:A : Mean is 40 and standard deviation 8B: Mean is 30 and standard deviation 6Arrive at the coefficient of variability of the datasets and choose the dataset with highest variabilityGroup of answer choicesDataset ACannot be determinedDataset BBoth have same coefficient of variation