Certification Test ​ a Standard Certification Test Was Given at Three Locations.1,000

question 131

Short Answer

Certification Test ​
A standard certification test was given at three locations.1,000 candidates took the test at location A,600 candidates at location B,and 400 candidates at location C.The percentages of candidates from locations A,B,and C who passed the test were 70%,68%,and 77%,respectively.One candidate is selected at random from among those who took the test. ​ ​
-{Certification Test Narrative} What is the probability that the selected candidate took the test at location C and failed?

---

Definitions:

Experimental

Pertaining to a method of inquiry in science and psychology involving controlled testing of variables to study effects or outcomes.

Retrospective

An approach or study that looks back at events or experiences from the past.

Cross-sectional

Pertains to research that involves analyzing data from a population, or a representative subset, at a specific point in time.

Longitudinal

A research design or study that follows subjects over a period of time, allowing for the observation of long-term effects or changes.