Answered step by step
Verified Expert Solution
Question
1 Approved Answer
6 Safari File Edit View History Bookmarks Window Help ' webassign.net PREVIOUS ANSWERS PECKSTATZCOREQ 1-R-92-5- PRACTICE ANOTHER Zimbra Suppose a survey of 897 college students
6 Safari File Edit View History Bookmarks Window Help ' webassign.net PREVIOUS ANSWERS PECKSTATZCOREQ 1-R-92-5- PRACTICE ANOTHER Zimbra Suppose a survey of 897 college students who were asked about their smoking behavior. Of the students surveyed, 266 classied themselves as nonsmokers, but 3' Amazon said "yes" when asked later in the survey if they smoked. These students were classied as "phantom smokers," meaning that they did not view themselves as V smokers even though they do smoke at times. The authors were interested in using these data to determine if there is convincing evidence that more than 25% of 1h Rec college students fall into the phantom smoker category. Suppose that the sample of 897 college students can be regarded as representative of college students in Q SCC the United States. 0 Google IE USE (a) What hypotheses would you test to answer the question posed? 74. [0.6/1 Points] V *7 Favorites O HO: p = 0.25 versus Ha: p at 0.25 0 H0: p = 0.25 versus Ha: p > 0.25 O Ho: p = 0.25 versus Ha: p 0.25 O Ho: p 0.25 versus Ha: p = 0.25 'I (b) Is the sample size large enough for a large-sample test for a population proportion to be approprlate? 0 Yes O No (c) What is the value of the test statistic and the associated P-value for this test? (Use a table or SALT. Round your test statistic to two decimal places and your P-value to four decimal places.) P-value =
Step by Step Solution
There are 3 Steps involved in it
Step: 1
Get Instant Access to Expert-Tailored Solutions
See step-by-step solutions with expert insights and AI powered tools for academic success
Step: 2
Step: 3
Ace Your Homework with AI
Get the answers you need in no time with our AI-driven, step-by-step assistance
Get Started