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  3. test exam2 submit test this qu 1 pt 8 of...

Question: test exam2 submit test this qu 1 pt 8 of...

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Test Exam#2 Submit Test This Qu 1 pt 8 of 19 (10 complete) n Help The contingency table shows the results of a random sample of former smokers by the number of times they tried to quit smoking before they were habit-free and gender At a 0 05, can you conclude that the number of times they tried to quit before they were habit f ee is related to gender? Perf m the indicated chi quare independence test by completing parts (a) through (e) below se 2-3 257 140 149 78 147 (a) Identify the claim and state Ho and Ha Ho: The number of times former smokers tried to quit H The number of times former smokers tried to quit Which hypothesis is the claim? O Alternative hypothesis 0 Null hypothesis (b) Determine the degrees of freedom, find the critical value, and identify the rejection region Click to select your answer(s) This course (MAT205W01CRN40017WINTER2018) is based on Larson: Elementary Statistics: Picturing the World, 7e

or more 271 147 257 140 149 78 (a) Identify the claim and state Ho and Ha Ho. The number of times former smokers tried to quit H The number of times former smokers tried to quit Which hypothesis is the claim? O Alternative hypothesis O Null hypothesis b) Determine the degrees of freedom, find the critical is the same as expected. is independent of gender is uniformly distributed differs from the expected. is dependent on gender. ion. Click to select your answer(s)

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Test. Exam#2 Submit Test 8 of 19 (10 complete) This Test 19 pls possib Question Help | The contingency table shows the results of a random sample of former smokers by the number of times they tried to quit smoking before they were habit-free and gender. At a 0.05, can you conclude that the number of times they tried to quit before they were habit-free is related to gender? Perform the indicated chi-square independence test by completing parts (a) through (e) below Number of times tried to quit before habit-free 2-3 257 4 or more 149 78 Male Female 271 147 140 differs from the expected is uniformly distributed. is the same as expected is independent of gender is dependent on gender. (Round to three decimal places as needed) (d) Decide whether to reject or fail to reject the null hypothesis (e) Interpret the decision in the context of the original claim There | | enough evidence at the 5% level of significance to conclude that number of times former smokers tried to quit 咔 Click to select your answer(s)

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