What is an example of a problem in which the sample data is likely to be paired?
A)The difference between the means of appraised and sales house prices
B)The difference between the proportion of defective items from two suppliers
C)The difference in the mean life of two major brands of batteries
D)The difference in the mean salaries for graduates in two different academic fields at a university

Question

Quizplus · Accepted Answer

Paired sample data involves observations that are linked or matched in some meaningful way. The difference between appraised and sales house prices for the same houses is a classic example of paired data because each house's appraised value is directly compared to its sales price.

What Is an Example of a Problem in Which the Sample