An Example of a Problem Where the Sample Data Would

question 13

Multiple Choice

An example of a problem where the sample data would be paired is:

• A) Difference between the means of appraised and sales house prices
• B) Difference between the proportion of defective items from two suppliers
• C) Difference in the mean life of two major brands of batteries
• D) Difference in the mean salaries for graduates in two different academic fields at a university
• E) None of these options

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Definitions:

Scatter Diagram

A graph used to represent the values of two variables for a set of data, showing how much one variable is affected by another.

Positive Relationship

A direct correlation between two variables where as one variable increases, the other also increases.

Straight Line

A direct path between two points without any curves or bends.

Positive Linear Relationship

A direct relationship between two variables where an increase in one variable results in an increase in the other variable.