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Author Question: An informal survey of 220 adults who reported their gender as male or female (M or F) was conducted, ... (Read 75 times)

bvyeehaw

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Question 1

Aχ2 goodness-of-fit test is appropriate for which type of data?

bivariate numeric data


univariate numeric data


bivariate categorical data


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.


CurrentFormerNever
Male213064
Female81780

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.)


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


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


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


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



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Marked as best answer by bvyeehaw on Feb 26, 2023

Sha

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bvyeehaw

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Reply 2 on: Feb 26, 2023
Excellent


aruss1303

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Reply 3 on: Yesterday
Great answer, keep it coming :)

 

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