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?

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Definitions:

Regression Slope Coefficients

The estimates that measure the relationship between the dependent variable and each independent variable in regression analysis.

Y-intercept

The point where a line, curve, or surface intersects the y-axis of a coordinate system.

Partial Regression Slope Coefficients

Parameters in a multiple regression model that represent the individual effect of each independent variable on the dependent variable, holding all other variables constant.

Standard Error of Estimate

A statistical measure that provides an estimation of the standard deviation of the error term in a regression model, indicating the accuracy of predictions.