Question

their gifts were worth "signi more" than their actual cost? (c) Now be more specific: what does eses will "significant (P< 0.01)" mean? mean to say tnu ntly significan 22.18 Fi 22.15 Attending church. A 2010 Gal survey lup Poll found that 39% of American that 19 dults say they attended religious stud services last week. This is almost cer- tainly not true. (a) Why might we expect answers school to a poll to overstate true church it ishi attendance? (b) You suspect strongly that the true your percentage attending church in any you t given week is less than 39%. You plan signif to watch a random sample of adults resul and see whether or not they go to 22% church. What are your null and alter- Nati native hypotheses? (Be sure to say in words what the population proportion p is for your study.) this pe ple su tion the 0 22.16 Body temperature. We have den all heard that 98.6 degrees Fahren-

Answer 1

The appropriate reason for expecting answers obtained in the poll to overstate true church attendance is. Such a poll might influence the people to attend religious services. Claim You suspect strongly that the true percentage attending church in any given week is less than 39 percent Considerp to be the proportion of American adults who attended religious services last week. The null and altemative hypotheses in terms of the population proportion p are. H,: p-0.39 vs Ha: p <0.39