Free Printable Parameter Vs. Statistics

1.

What word best describes this definition: the group of individuals that we’d like to know about.

a)

Population

b)

Sample

c)

Parameter

d)

Statistic

2.

What word best describes this definition: a numerical value that describes the population. Mean or average from the population, denoted µ (mu).

a)

Population

b)

Sample

c)

Parameter

d)

Statistic

3.

What word best describes this definition: the subset of the population that is actually studied.

a)

Population

b)

Sample

c)

Parameter

d)

Statistic

4.

What word best describes this definition: a numerical value that is calculated from a sample. Mean or average from the sample, denoted x̄ (x-bar).

a)

Population

b)

Sample

c)

Parameter

d)

Statistic

5.

The math department of Anne Arundel County public schools sends out a survey to 300 randomly selected high school students. In the survey, they ask students to state how many hours they spend doing math homework in a typical week. The average amount of time was 42 minutes. What is the STATISTIC (x̄: sample mean)?

a)

42 minutes

b)

300 randomly selected AACPS students

c)

All AACPS students

d)

The average amount of time that all AACPS students spend doing math homework

6.

The math department of Anne Arundel County public schools sends out a survey to 300 randomly selected high school students. In the survey, they ask students to state how many hours they spend doing math homework in a typical week. The average amount of time was 42 minutes. Who is the SAMPLE?

a)

42 minutes

b)

300 randomly selected AACPS students

c)

All AACPS students

d)

The average amount of time that all AACPS students spend doing math homework

7.

The math department of Anne Arundel County public schools sends out a survey to 300 randomly selected high school students. In the survey, they ask students to state how many hours they spend doing math homework in a typical week. The average amount of time was 42 minutes. Who is the POPULATION?

a)

42 minutes

b)

300 randomly selected AACPS students

c)

All AACPS students

d)

The average amount of time that all AACPS students spend doing math homework

8.

The math department of Anne Arundel County public schools sends out a survey to 300 randomly selected high school students. In the survey, they ask students to state how many hours they spend doing math homework in a typical week. The average amount of time was 42 minutes. What is the PARAMETER (μ: population mean)?

a)

42 minutes

b)

300 randomly selected AACPS students

c)

All AACPS students

d)

The average amount of time that all AACPS students spend doing math homework

9.

A mayor wanted to see if the people in his town thought he was doing a good job.
Which choice best represents a statistic?

a)

The percentage of all townspeople who believe the mayor is doing a good job.

b)

The percentage of townspeople surveyed who believe the mayor is doing a good job.

c)

All townspeople.

d)

A random selection of 100 townspeople.

10.

A musician wanted to see what people who bought his last album thought about the songs.
Which choice best represents a parameter?

a)

The percentage of all people who bought his last album that thought the songs were good.

b)

50 people who bought the musician's last album

c)

85% of the 50 people surveyed thought the songs were good.

d)

All

11.

A school principal wants to see which subject the 845 students in his school liked best.
Which choice best represents a parameter?

a)

700 of the 845 students prefer math.

b)

100 of the 120 students surveyed prefer math.

c)

845 students

d)

120 students surveyed

12.

In a recent year, the average math scores for all graduates on the ACT was 21.1.

a)

parameter

b)

statistic

13.

In a recent survey of 1503 adults in the United States, 53% said they use both a landline and a cell phone,

a)

parameter

b)

statistic

14.

In a recent year, the interest category for 12% of all new magazines was sports.

a)

parameter

b)

statistic

15.

In a survey of a sample of computer users, 8% said their computer had a malfunction that needed to be repaired by a service technician.

a)

parameter

b)

statistic

Parameter Vs. Statistics

Total questions: 15

Worksheet time: 2hrs 5mins

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