Probability & Statistics - Chapter 3 Review

the sum of all the entries divided by the total number of entries is defined as the:

• mean

• median

• mode

• range

The central value of ordered distribution is defined as:

• mean

• median

• mode

• range

The value or property that occurs most frequently in the data is best described as:

• mean

• median

• mode

• range

The largest value in the data set minus the smallest value in the data set is defined as the ___________________ of the data.

• mean

• median

• mode

• range

Sample mean is defined as:

• An average of the sample of a population

• An average of the population

Population mean is defined as:

• An average of the sample of a population

• An average of the population

Interquartile Range is best described as:

• median of the upper half

• median of the lower half

• measure of the spread of the upper half

• median

The measure of of center that is more resistant than the mean but still sensitive to specific data values is called the ___________________.

• mean

• trimmed mean

• mode

• trimmed mode

To obtain the _________________________, order the data from smallest to largest and find the middle value.

• mean

• median

• mode

• range

_______________ can be used with all four levels of measure. For example, the most popular color of all passenger cars sold last year may be blue.

• mean

• median

• mode

• range