Shape, Spread, and Center

Which of the following statements are true?

• There is an outlier at 17.

• The range is 18.

• 19 tickets were sold.

• All of the above.

Gabriella’s quiz grades are shown below.
88, 92, 92, 96, 98
Gabriella scored a 20 on her sixth quiz. What effect does this score have?

• The low score causes the median to increase.

• The low score causes the median to decrease.

• The low score causes the mean to increase.

• The low score causes the mean to decrease.

What is the interquartile range?

• 4

• 6

• 2

• 8

What is the range of the data?

• 100

• 110

• 50

• 150

The histogram shows the birth weights of 100 new born babies.  How many babies weighed 8 pounds or more?

• 22

• 23

• 30

• 45

• 136
• 150
• 156
• 153

Choose the best answer(s)..

Elige la mejor respuesta(s)..

• The center of Set Q is bigger than Set R

• The center of Set Q is smaller than Set R

• The spread of Set Q is bigger than Set R

• The spread of Set Q is smaller than Set R

What is the median number of siblings, to the nearest tenth?¿Cuál es la mediana del número de hermanos, redondeado a la décima más cercana?

Mathematical Equivalence

ON

What is the median?

¿Cuál es la mediana?

Mathematical Equivalence

ON

What is the shape of the data?

• symmetrical

• skewed left

• skewed right

• uniform