Author Question: An informal survey of 220 adults who reported their gender as male or female (M or F) was conducted, ... (Read 66 times)

bvyeehaw · **on:** Feb 26, 2023

Question 1

Aχ²goodness-of-fit test is appropriate for which type of data?

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bivariate numeric data

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univariate numeric data

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bivariate categorical data

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univariate categorical data

Question 2

An informal survey of 220 adults who reported their gender as male or female (M or F) was conducted, and their reported smoking status (Current, Former, Never) was recorded.

	Current	Former	Never
Male	21	30	64
Female	8	17	80

Based on the data provided, does it appear that gender and smoking status are dependent? Select the appropriate critical value (CV), test statistic (TS), and conclusion.

(Useα= 0.05.)

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CV = 5.9915, TS = 10.7688; the sample provides sufficient evidence to reject the statement that smoking status and gender are independent.

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CV = 5.9915, TS = 10.7688; the sample provides insufficient evidence to reject the statement that smoking status and gender are independent.

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CV = 12.5916, TS = 13.2275; the sample provides insufficient evidence to reject the statement that smoking status and gender are independent.

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CV = 12.5916, TS = 13.2275; the sample provides sufficient evidence to reject the statement that smoking status and gender are independent.

Sha · **Reply #1 on:** Feb 26, 2023

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