Based on the Nielsen Ratings, the Local CBS Affiliate Claims

question 129

Multiple Choice

Based on the Nielsen ratings, the local CBS affiliate claims its 11:00 PM newscast reaches 41% of the
Viewing audience in the area. In a survey of 100 viewers, 36% indicated that they watch the late
Evening news on this local CBS station.
What is the z-statistic?

• A) 1.02
• B) 1.22
• C) -1.02
• D) -1.22

---

Definitions:

Sum Of Squares

A statistical technique used in regression analysis to determine the dispersion of data points.

Regression

A statistical method used to examine the relationship between one or more independent variables and a dependent variable.

Dependent Variable

The variable in an experimental setting that is expected to change in response to manipulations in the independent variable.

Independent Variable

A factor in a model or study that is deliberately altered to examine its impact on the variable that is being measured.