A Researcher Is Testing a Null Hypothesis Stating That for the General

question 34

Multiple Choice

A researcher is testing a null hypothesis stating that for the general population there is no preference between the two leading brands of cola.In a sample of n = 100 people,35 preferred brand A and 65 preferred brand B.Assuming that the researcher uses a two-tailed test,what is the appropriate statistical decision?​

• A)​Reject the null hypothesis with α = .05 but not with α = .01.
• B)​Reject the null hypothesis with either α = .05 or α = .01.
• C)​Fail to reject the null hypothesis with either α = .05 or α = .01.
• D)​No decision is possible without additional information.

---

Definitions:

Homes Sold

The number of residential properties that have been sold over a specific period of time.

Discrete Random Variable

A variable that can only take on a finite or countably infinite set of distinct values, often representing counts or categories.

Standard Deviations

The measure of the dispersion or spread of data points in a data set from its mean, reflecting how much variation there is from the average.

Data Set

A collection of related sets of information that is composed of separate elements but can be manipulated as a unit by a computer.