Biostatistics Hcd 300 Exam UPDATED QUESTIONS AND CORRECT ANSWERS

Biostatistics Hcd 300 Exam UPDATED
QUESTIONS AND CORRECT ANSWERS
A good rule of thumb when creating an illustration is ______. - CORRECT ANSWER to make
sure your graph communicates only one idea



Which of the following is designed to present large amounts of information quickly, and uses pictures
or shapes to display the information? - CORRECT ANSWER Infographic



Which of the following would be appropriate to display nominal data? (choose one or more) -
CORRECT ANSWER Pie chart, bar graph



A researcher asks the following question on a survey:

How old are you? ___________ (respondents enter age as a whole number)

Data are displayed below:

What scale of measure is being used for this variable? - CORRECT ANSWER ratio



A researcher asked the following question on a survey:

What is your age?

1.) under 18

2.) 18-25

3.) 26-40

4.) 41-60

5.) over 60

Data are displayed here:

What scale of measure is being used for this variable? - CORRECT ANSWER ordinal



What term describes the groups that you divide your data into when creating a histogram? (choose
one or more) - CORRECT ANSWER class interval, bin



Which of the following tells you how often a certain score occurs? - CORRECT
ANSWER Frequency distribution