Exercise 01

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School

Ashford University *

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Course

308

Subject

Statistics

Date

Apr 29, 2024

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Uploaded by MajorLionPerson1026 on coursehero.com

Exercise 01.19 (Statistical Inference) aseb08h/Exercise 01.19 (Statistical Inference) Right "Check My Work" Clicked: 0 Times Check My Work A Bloomberg Businessweek North American subscriber study collected data from a sample of 2861 subscribers. 59% of the respondents indicated an annual income of $75,000 or more, and 50% reported having an American Express credit card. a. What is the population of interest in this study? Businessweek North American subscribers Vv @ b. Is annual income a categorical or quantitative variable? Quantitative v @ c. Is ownership of an American Express card a categorical or quantitative variable? Categorical v @ d. Does this study involve cross-sectional or time series data? Cross-sectional v @ e. Determine whether the following two statistical inferences may be made based on the sample data collected. An estimated 59% of the population of subscribers has an annual income of $75,000 or more. The data support this inference. v @ An estimated 60% of the population of subscribers has an American Express credit card. The data do not support this inference. v @

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