CHAPTER 12 MEASURES OF CENTRAL TENDENCIES

Diagram 1 shows the grads obtained by a group of students in a Mathematics test. Determine the mode.

• Grade A

• Grade B

• Grade C

• Grade D

Tags

CCSS.6.SP.B.4

CCSS.HSS.ID.A.1

The table shows the heights of a group of students. Determine the modal class.

• (155 - 159) cm

• (160 - 164) cm

• (165 - 169) cm

• (170 - 174) cm

Tags

CCSS.6.SP.B.4

CCSS.HSS.ID.A.1

Find the median for the set of numbers 4, 8, 2, 9, 5, 4, 3, 10

• 3

• 4

• 4.5

• 8

Tags

CCSS.6.SP.B.5C

The table is a frequency table showing the masses of a group of students. Find the median of the data.

• 52

• 52.5

• 53

• 53.5

Tags

CCSS.6.SP.B.5C

What do you do if there are two numbers in the middle when you are finding the median?

• Pick your favorite number

• Add the two numbers & then divide by two

• They are both the median

• None of the above

Tags

CCSS.7.EE.B.3

What measure of central tendency (mode, median, or mean) would be best for the following data?

• Mode, because it is the one that shows up the most

• Median, because there is an extreme value.

• Mean, because there is no extreme value.

• There is no best measure of central tendency for this data

Tags

CCSS.6.SP.B.5D

CCSS.HSS.ID.A.2

Determine the extreme value of the set of data 5, 7, 4, 6, 8, 4, 14, 5, 4.

• 4

• 5

• 8

• 14

Tags

CCSS.6.NS.C.7

The bar chart shows the number and the price of concert tickets sold by the school Theater Club. Calculate the mean.

• 2.32

• 4.52

• 3.56

• 3.00

Tags

CCSS.6.SP.B.5C

Zharif scores some marks on his spelling test. He scored 9, 11, 12, and 8. He wants his mean to be 10. How many will he need in the next test?

• 40

• 50

• 10

• 3

Tags

CCSS.6.SP.B.5C

What is mean?

• The highest value of its frequency

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

• The value in the middle of the set of data

• The value that is too small or too large in the data

Tags

CCSS.6.SP.B.5C