In a Local Cellular Phone Area,company a Accounts for 60

question 37

Multiple Choice

In a local cellular phone area,company A accounts for 60% of the cellular phone market,while company B accounts for the remaining 40% of the market.Of the cellular calls made with company A,1% of the calls will have some sort of interference,while 2% of the cellular calls with company B will have interference.If a cellular call is selected at random,the probability that it will have interference is

• A)0.014
• B)0.028
• C)0.14
• D)0.986

---

Definitions:

Null Hypothesis

The default hypothesis that there is no relationship or difference between certain phenomena or variables, tested for possible rejection in statistical analysis.

P-Value

A measure in statistics that helps determine the significance of results, indicating the probability of observing the given results if the null hypothesis is true.

Disapproval Rating

A metric, often used in politics and public opinion polling, indicating the percentage of respondents who are dissatisfied with a person or policy.

Political Ad

A form of advertising aimed specifically at influencing the decision-making processes of a political landscape, often used during election campaigns.