i. An experiment is an activity that is either observed or measured. ii. If an experiment, such as a die-tossing experiment, has a set of events that includes every possible outcome, the set of events is called collectively exhaustive.
iii. The combination formula is: n!/(n - r)!
A) (i), (ii) and (iii) are all correct statements
B) (i) and, (ii) are correct statements but not (iii).
C) (i) and, (iii) are correct statements but not (ii).
D) (ii) and, (iii) are correct statements but not (i).
E) (i), (ii) and (iii) are all false statements.

Question

Quizplus · Accepted Answer

The combination formula is correctly given by n! / [(n-r)! * r!], not n! / (n-r)!, making statement (iii) incorrect. Statements (i) and (ii) correctly describe an experiment and the concept of collectively exhaustive events, respectively.

I an Experiment Is an Activity That Is Either Observed