# QNT 275 Week 1 Practice Set

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QNT 275 Week 1 Practice Set

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QNT 275 Week 1 Practice Set

Complete the Week 1 Practice Set problems.

Click the Assignment Files tab to submit your assignment.

Practice Set 1

# Practice Set 1

1. The following table lists the number of deaths by cause as reported by the Centers for Disease Control and Prevention on February 6, 2015:

 Cause of Death Number of Deaths Heart disease 611,105 Cancer 584,881 Accidents 130,557 Stroke 128,978 Alzheimer’s disease 84,767 Diabetes 75,578 Influenza and Pneumonia 56,979 Suicide 41,149

1. What is the variable for this data set (use words)?

1. How many observations are in this data set (numeral)?

1. How many elements does this data set contain (numeral)?

1. Indicate which of the following variables are quantitative and which are qualitative.

Note: Spell quantitative and qualitative in lower case letters.

1. The amount of time a student spent studying for an exam

1. The amount of rain last year in 30 cities

1. The arrival status of an airline flight (early, on time, late, canceled) at an airport

1. A person’s blood type

1. The amount of gasoline put into a car at a gas station

1. A local gas station collected data from the day’s receipts, recording the gallons of gasoline each customer purchased. The following table lists the frequency distribution of the gallons of gas purchased by all customers on this one day at this gas station.

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