A Poisson distribution is:
a. relevant when we sample from a population with only two types of members.
b. relevant when we perform a series of independent, identical experiments with only two possible outcomes.
c. usually relevant when we are interested in the number of events that occur over a given interval of time
d. the cornerstone of statistical theory
e. all of these choices
Question 2
Cross-sectional data are usually data gathered from approximately the same period of time from a cross-sectional of a population.
a. True
b. False
Indicate whether the statement is true or false
