12B Exam Review 5/13

What is the range in gas mileage for cars?

• 2
• 3
• 4
• 6

Tags

CCSS.6.SP.B.4

CCSS.HSS.ID.A.1

Statistics are used...

• in education

• in science

• in government

• in mathematics

• all of the answer choices

Tags

CCSS.6.SP.A.3

An experiment is...

• a planned activity whose results yield a set of data

• a numerical value that summarizes all of the data of an entire population

• the set of values collected from the variable from each of the elements that belong to the sample

• A numerical value summarizing the sample data

Tags

CCSS.HSS.IC.B.3

Which measure of central tendency best represents this data?

• Mean

• Median

• Mode

• Range

Tags

CCSS.6.SP.B.5D

CCSS.HSS.ID.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

What is the first step when creating a box and whisker plot?

• Find the median

• Find the lowest and highest values

• Order the data set

• Find the median of the top and bottom halves

Tags

CCSS.6.SP.B.4

CCSS.HSS.ID.A.1

For the data shown, what is the upper quartile?

{5, 5, 6, 6, 6, 7, 7, 10, 11, 15, 18}

• 6

• 7

• 11

• 13

Tags

CCSS.6.SP.B.5C

What is the mean absolute deviation of the numbers:

10, 8, 5, 12, 20

• 3.4

• 4

• 11

• 5

Tags

CCSS.6.SP.B.5C

At a community swimming pool there are 2 managers, 8 lifeguards, 3 concession stand clerks, and 2 maintenance people.  If a person is selected at random, find the probability that the person is either a lifeguard or a manager.

• 2/3
• 8/15
• 2/15
• not enough information

Tags

CCSS.HSS.CP.B.7

P(A) = .49
P(A') = ?

• 1
• .49
• .51
• 0

Tags

CCSS.7.SP.C.5