MAT 210 WEEK 3 QUIZ

 

 

 

MAT 210 WEEK 3 QUIZ

 

QUESTION 1

1. What is the first step to conducting a statistical study?

		Formulate the purpose of the study
		Define the population
		Identify the variables
		Interpret the results

2 points   

QUESTION 2

1. A clothing store is analyzing merchandise prices to help make decisions on what to charge for clothing on clearance. The store owner collects data on the price value (in dollars) of articles of clothing that are on sale/clearance throughout the seasons. What type of variable and level of measurement the owner is looking at?

		Quantitative variable, ordinal variable
		Quantitative variable, ratio variable
		Quantitative variable, interval level of measurement
		Categorical variable (qualitative), nominal level of measurement

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2 points   

QUESTION 3

1. A financial advisor is putting together a report on different Exchanges on which stock is traded (NYSE, AMEX, or other). What type of variable and level of measurement is the advisor using in his report?

		Quantitative variable, ordinal variable
		Quantitative variable, nominal variable
		Categorical variable (qualitative), ordinal level of measurement
		Categorical variable (qualitative), nominal level of measurement

2 points   

QUESTION 4

1. Which of the following is discrete data?

		The number of students attending class on a given day.
		Height of a fifth grade student
		The interest rate charged by a local bank
		The amount of time it takes to travel to work.

2 points   

QUESTION 5

1. Which of the following is a quantitative variable?

		Amount in fluid ounce of coffee
		Name of a cell phone carrier
		Occupation
		Anxiety rating (highly anxious, moderately anxious, or relaxed)

2 points   

QUESTION 6

1. Which of the following is a categorical (qualitative) variable?

		Temperature (in degrees Fahrenheit)
		Voting status (registered/not registered)
		Distance in miles
		Price of a stock

2 points   

QUESTION 7

1. A scientist is studying the properties of certain common household materials and how they change with extreme temperatures. She will be collecting data on temperature (in degrees Fahrenheit). What level of measurement is she looking at?

		Nominal
		Ordinal
		Ratio
		Interval

2 points   

QUESTION 8

1. What is the last step of solving a statistical study?

		Collect the data
		Interpret the results
		Decide what sampling method you will use to collect data
		Identify the variables

2 points   

QUESTION 9

1. From a recent study, it was found that 10% of students travel outside of the country during spring break. Is this an example of descriptive statistics or inferential statistics?

		descriptive statistics
		inferential statistics

2 points   

QUESTION 10

1. Which of the following is continuous data?

		The number of marbles in a ja
		The number of computers per household
		Total amount of time it takes to travel to work
		The number of participants in a study

 

 

All question answered "100%" Correct!!!!