Statistics

Which of the following are discrete data? Choose one or more

• Number of TV Programs watched

• Length of a leaf

• Number of goals scored

• Colour of cars in a car park

• Weight of potatoes

Calculate the MEDIAN for the data set: 6, 7, 12, 8, 7, 4, 8, 8, 7

• 7

• 7.44

• 8

• 7 and 8

Tags

CCSS.6.SP.A.2

CCSS.6.SP.A.3

CCSS.6.SP.B.5

Calculate the MODE for the data set: 6, 7, 12, 8, 7, 4, 8, 8, 7

• 7

• 7.5

• 8

• 7 and 8

What was the most common IQ range?

• 91-100

• 111-120

• 12-130

• 101-110

Tags

CCSS.7.SP.A.1

CCSS.7.SP.A.2

The mean of this data set is 17.8. What would happen to the mean if 40 was added to the data set?

• The mean would not change

• The mean would go up

• The mean would go down

Tags

CCSS.HSF-LE.A.1B

Can there be more than one mode?

• Yes
• No

Tags

CCSS.6.SP.B.5

The scores of a student in five test were 10, 8, 13, x, and 9. Knowing that the mean of these five scores is 12, then x is

• 12

• 14

• 18

• 20

To obtain a grade A, Youseff’s mean score in

five tests must be 85 or more. Youseff has

scored 86, 94, 75 and 88 in four tests.

What is his minimum mark in the fifth test

to get a grade A?

The minimum mark in the fifth test should be

The mean number of emails Adele received during a week was 51. The numbers received

for the first six days were 39, 57, 70, 45, 71 and 32. Find how many emails she received

on the seventh day.

She received _ emails on the seventh day.

Find the Median of the following chart

• 3.3

• 2.5

• 4

• 3.5