Biostats Exam #1 Multiple Choice/Questions and Answers A+ Rated

Biostats Exam #1 Multiple
Choice/Questions and Answers A+ Rated
Number of bleached corals resulting from warmer than average
temperatures
A. continuous data
B. discrete data
C. ordinal data
D. nominal data - - B. discrete data

- Temperature increase of oceans resulting from an El Nino event
A. continuous data
B. discrete data
C. ordinal data
D. nominal data - - A. continuous data

- Species of reef fish caught in fishermen nets in a marine reserve off the
coast of Belize
A. continuous data
B. discrete data
C. ordinal data
D. nominal data - - D. nominal data

- A study is carried out to determine whether hospital emergency room
admissions increase during nights with a fill moon compared to other nights
A. continuous data
B. discrete data
C. ordinal data
D. nominal data - - B. discrete data

- The mean of a z-distribution is
A. 0
B. 1
C. ȳ
D. 100
E. none of the above - - A. 0

- Below is a density curve showing a distribution of diameters for Douglas Fir
Trees Areas under the curve are shown in the figure. What percentage of
trees has diameters greater than 8 inches?
A. 12%
B. 19%
C. 25%
D. 81%