Mathematics, 10.05.2021 05:40, Beastmode1551
Reports claim 15.1% of adults are smokers, but Jane suspects the proportion of smokers has decreased since the numbers were taken. She takes a random sample of 200 adults and found 10.3% were smokers. The null hypothesis is p = 0.151 and the alternative hypothesis is p < 0.151
Which shows the correct work for checking that there are at least 10 expected successes?
A. 200(0.103)
B. 200(0.151)
C. 200(0.897)
D. 200(0.849)
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