Math - Topic 8 Mid-Topic Assessment

Which of the following describes the median of a data set?

• The data value that occurs most often

• The middle data value

• The sum of the data values divided by the total number of data values

• The difference of the greatest and least data values

Select all the statements that describe the data shown.

• Every student took at least 5 vacation days.

• More than half the students took 0 to 8 vacation days.

• There are 31 students in the class.

• Two more students went on vacation for 5 to 8 days than did 0 to 4 days.

• Ten students took more than 8 vacation days.

Determine whether each question is statistical or not statistical. How far from work does Jeremy live?

• Statistical

• Not Statistical

Determine whether each question is statistical or not statistical. How far from work do all the employees live?

• Statistical. It involves data from a group and can vary.

• Not statistical. It only asks about one person.

One 42-pound dog could not make it to the competition. Select all the ways the measures of center of the data set change if she had entered the competition.

• median decreases

• median and mean increases

• mode increases

• mean increases

• mode decreases

Which of the following best describes the mode of a data set?

• The difference of the greatest and least data values

• The sum of the data values divided by the total number of data values

• The middle data value

• The data value that occurs most often

Determine whether each question is statistical or not statistical. What is the average height of students in a class?

• Not statistical. It only asks about one person.

• Statistical. It involves data from a group and can vary.

What is the range of a data set?

• The data value that occurs most often

• The middle data value

• The difference of the greatest and least data values

• The sum of the data values divided by the total number of data values

Which of the following best describes the mean of a data set?

• The difference of the greatest and least data values

• The sum of the data values divided by the total number of data values

• The middle data value

• The data value that occurs most often

Determine whether each question is statistical or not statistical. What is the most common shoe size among students in a school?

• Statistical. It involves data from a group and can vary.

• Not statistical. It only asks about one person.