Quiz about Introduction to Stats

Question 1

A numerical characteristic of the POPULATION

Accepted Answer

Parameter

Answer

Statistic

Answer

Observation

Answer

Study

Question 2

A quantity calculated from the observations in a SAMPLE.

Accepted Answer

Statistic

Answer

Parameter

Answer

Study

Answer

Observation

Question 3

Identify the population:

A survey of 500 adults in the U.S. found that 54% drink coffee daily.

Accepted Answer

B. Collection of all adults in the U.S.

Answer

A. Collection of the 500 adults surveyed

Answer

C. 54%

Answer

D. 500

Question 4

Identify the sample:

A survey of 500 adults in the U.S. found that 54% drink coffee daily.

Accepted Answer

A. Collection of the 500 adults surveyed

Answer

B. Collection of all adults in the U.S.

Answer

C. 54%

Answer

D. 500

Question 5

True or false:

The social security numbers of students in a class represent quantitative data.

Accepted Answer

B. FALSE

Answer

A. TRUE

Question 6

The purpose of descriptive statistics is to

Accepted Answer

describe data

Answer

make decision

Answer

make estimation

Answer

make hypothesis testing

Question 7

Parameter is use for

Accepted Answer

population

Answer

statistics

Answer

sample

Answer

measurement

Question 8

Qualitative data is a

Accepted Answer

measurement that cannot be measured on a natural numerical scale

Answer

recorded on natural occurring numerical scale

Answer

for population only

Answer

for sample only

Question 9

Example of quantitative data is

Accepted Answer

number of defective items

Answer

gender of students in uthm

Answer

methods of payments

Answer

level of satisfaction

Question 10

The average annual salary for 35 of a company's 1200 accountants is $68,000.

Accepted Answer

statistic

Answer

parameter

Question 11

In a survey of a sample of high school students, 43% said that their mother has taught them the most about managing money.

Accepted Answer

statistic

Answer

parameter

Question 12

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

Accepted Answer

parameter

Answer

statistic

Question 13

According to DuPont 2012 Global Automotive Color Popularity Report, 23% of all cars manufactured in 2012 were white.  In a random sample of 100 cars parked in long-term parking at Philadelphia International Airport, 19% of the cars were white.  Which of the following statements is true?

Accepted Answer

23% is a parameter, 19% is a statistic

Answer

19% and 23% are parameters, 100 is a statistic.

Answer

23% is a statistic, 19% is a parameter

Answer

19%, 23%, and 100 are all statistics

Question 14

Population or Sample? A survey of 1000 US adults found that 92% are worried about dependence on foreign oil.

Accepted Answer

Sample

Answer

Population

Question 15

Qualitative or Quantitative? The monthly salaries of the employees at an accounting firm.

Accepted Answer

Quantitative

Answer

Qualitative

Question 16

Qualitative or Quantitative? The Social Security numbers of the employees at an accounting firm.

Accepted Answer

Qualitative

Answer

Quantitative

Question 17

The number of orange Skittles in a bag.

Accepted Answer

Discrete

Answer

Continuous

Question 18

The number of suitcases lost by airlines.

Accepted Answer

Discrete

Answer

Continuous

Question 19

Graph of the growth of a plant for the next 30 days.

Accepted Answer

Continuous

Answer

Discrete

Question 20

Joe is losing an average of .5 pounds a week.  Is this continuous or discrete data?

Accepted Answer

Continuous

Answer

Discrete

Question 21

Identify whether the experiment involves a discrete or a continuous random variable.

Recording the number of points scored by a NBA team in each game of the 2018 season

Accepted Answer

Discrete Random Variable

Answer

Continuous Random Variable

Question 22

Identify whether the experiment involves a discrete or a continuous random variable.

Number of phone calls answered by a call center agent during his/her shift

Accepted Answer

Discrete Random Variable

Answer

Continuous Random Variable

Question 23

Identify whether the experiment involves a discrete or a continuous random variable.

Measuring the distance travelled by different cars using 1-liter of gasoline

Accepted Answer

Continuous Random Variable

Answer

Discrete Random Variable

Question 24

Identify whether the experiment involves a discrete or a continuous random variable.

Measuring the length of time it takes before a dolphin surfaces in the ocean to breath

Accepted Answer

Continuous Random Variable

Answer

Discrete Random Variable

Question 25

Identify whether the experiment involves a discrete or a continuous random variable.

Recording the number of times each student goes to the bathroom in each school day

Accepted Answer

Discrete Random Variable

Answer

Continuous Random Variable

Question 26

Heights of Basketball Players

Accepted Answer

Continuous Random Variable

Answer

Discrete Random Variable

Question 27

Your teacher has asked you to explain the difference between quantitative and qualitative observations. Which statement is correct?

Accepted Answer

Quantitative observations use numbers, qualitative uses the senses.

Answer

Quantitative observations use the senses, qualitative uses numbers.

Answer

Quantitative observations use measurement, qualitative uses numbers.

Answer

Quantitative observations use colors, qualitative uses the senses.

Question 28

The leaves on the plant are turning brown.

Accepted Answer

Qualitative

Answer

Quantitative

Answer

Both

Answer

Neither

Question 29

The plant has grown 4 cm since yesterday.

Accepted Answer

Quantitative

Answer

Qualitative

Answer

Both

Answer

Neither

Question 30

The pendulum made 17 full swings in 30 seconds.

Accepted Answer

Quantitative

Answer

Qualitative

Answer

Both

Answer

Neither

Introduction to Stats

35 questions

A numerical characteristic of the POPULATION

A quantity calculated from the observations in a SAMPLE.

Identify the population:
A survey of 500 adults in the U.S. found that 54% drink coffee daily.

Identify the sample:
A survey of 500 adults in the U.S. found that 54% drink coffee daily.

True or false:
In the statement “A survey of 500 adults in the U.S. found that 54% drink coffee daily” 54% is a parameter.

True or false:
The costs of items in a shopper’s grocery cart represent quantitative data.

True or false:
The social security numbers of students in a class represent quantitative data.

The purpose of descriptive statistics is to

Parameter is use for

Qualitative data is a

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Introduction to Stats

35 questions

A numerical characteristic of the POPULATION

A quantity calculated from the observations in a SAMPLE.

Identify the population: A survey of 500 adults in the U.S. found that 54% drink coffee daily.

Identify the sample: A survey of 500 adults in the U.S. found that 54% drink coffee daily.

True or false: In the statement “A survey of 500 adults in the U.S. found that 54% drink coffee daily” 54% is a parameter.

True or false: The costs of items in a shopper’s grocery cart represent quantitative data.

True or false: The social security numbers of students in a class represent quantitative data.

The purpose of descriptive statistics is to

Parameter is use for

Qualitative data is a

Create a free account and access millions of resources

Similar Resources on Wayground

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Discover more resources for Mathematics

Identify the population:
A survey of 500 adults in the U.S. found that 54% drink coffee daily.

Identify the sample:
A survey of 500 adults in the U.S. found that 54% drink coffee daily.

True or false:
In the statement “A survey of 500 adults in the U.S. found that 54% drink coffee daily” 54% is a parameter.

True or false:
The costs of items in a shopper’s grocery cart represent quantitative data.

True or false:
The social security numbers of students in a class represent quantitative data.