Sample Statistics

A number that describes a sample.

• Population

• Sample

• Parameter

• statistic

Which of the following statements is correct?

• The mean of sampling distribution of the means is less than the population mean.

• The mean of the sampling distribution of the means is equal to the population mean.

• The mean of the sampling distribution of the means is greater than the population mean.

• The means of the samples drawn from a population may be equal, greater than, or less than the population mean.

It is a subset of selected members

• Population

• Sample

• Qualitative Data

• population mean

• sample mean

• population correlation coefficient

• sample proportion

A sample should be

• representative of  only middle school students only

• a very large group

• representative of the population

• representative of people who volunteer

The sample represents the population.

Choose the answer that says "Representative Sample"

• Random Sample

• Biased Sample

• Representative Sample

r is the symbol for the...

• sample correlation coefficient

• population mean

• sample mean

• population correlation coefficient

What is a smaller, representative group drawn from a population?

• unit

• sample

• parameter

• statistic

What is a characteristic of a sample?

• parameter

• statistic

• categorical variable

• numerical variable

What is the branch of mathematics dealing with the collection, organization, analysis, interpretation and presentation of data?

• Algebra

• Geometry

• Probability

• Statistics