A Marketing Demographic Survey Is Undertaken to Determine the Market

question 19

Multiple Choice

A marketing demographic survey is undertaken to determine the market potential for a new product.One of the questions asked is: What type of residence do you live in? Respondents are offered several possible answers including: house, apartment, or condominium.In order to computerize the survey answers, the responses are coded as a 1 if the answer is "house", a 2 if the answer is an "apartment", and a 3 if the answer is a "condominium".These numbers, 1, 2, and 3, are examples of which level of data?

• A)interval level
• B)ordinal level
• C)nominal level
• D)ratio level
• E)relative level

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Definitions:

P-value

The probability of obtaining test results at least as extreme as the results observed during the test, assuming that the null hypothesis is correct.

F Value

A statistic used in ANOVA tests, representing the ratio of variance between groups to variance within groups.

P-value

The likelihood of achieving a test statistic as extreme or more so than the observed one, under the assumption that the null hypothesis holds.

Degrees of Freedom

The number of independent values or quantities that can be assigned to a statistical distribution or to a system of equations, minus the number of equations constraining them, crucial in significance testing.