In Entering the Billing Address for a New Client in Emil

question 7

Multiple Choice

In entering the billing address for a new client in Emil Company's computerized database, a clerk erroneously entered a nonexistent zip code.As a result, the first month's bill mailed to the new client was returned to Emil Company.Which one of the following would most likely have led to discovery of the error at the time of entry into Emil Company's computerized database?

• A)Limit test
• B)Validity test
• C)Parity test
• D)Record count test

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Definitions:

Correlation Coefficient

A measure that determines the degree to which two variables' movements are associated, ranging from -1 (perfect negative correlation) to +1 (perfect positive correlation).

Prediction Interval

An estimate of an interval in which future observations will fall, with a certain degree of confidence, based on a predictive model.

Linear Regression

A mathematical approach that models how a dependent variable changes based on one or several independent variables, by adapting a linear equation to the data collected.

Mean Value

The average of a set of numbers, calculated by dividing the sum of these numbers by the count of numbers in the set.