Statistics of Grouped Data

The next five questions involve the above information.

Which set of data matches Table A?

• 4, 6, 1, 3, 4, 2

• 3, 2, 4, 5, 4, 1, 3

• 1, 3, 0, 4, 6, 4, 0

• 5, 1, 2, 4, 4, 1

Which set of data matches Table B above?

• 4, 5, 1, 3, 4, 2,0

• 2, 4, 6, 4, 1, 3

• 1, 3, 0, 4, 6, 4, 0

• 5, 4, 1, 4, 2, 5

What is the mode for this table of data?

• 3

• 1

• 13

• 15

For this table of information, how many 1s occurred in the data?

• 3

• 5

• none

• impossible to know

For this table of data, what how many values were in the class interval 30-<40?

• 35

• 140

• 4

• 10

For this table of data, what is the modal class?

• 0-<10

• 30-<40

• 20-<30

• 40-<50

For this grouped data, which is the median class?

• 20-<30

• 30-<40

• 40-<50

• 0-<10

For this grouped data, what is the mean?

• 20

• 25

• 27

• 30