n = 1000, p = 0.103
Answer to relevant Questionsn = 1010, p = 0.84 According to a study done by Wakeﬁeld Research, the proportion of Americans who can order a meal in a foreign language is 0.47. (b) In the sample obtained in part (a), what is the probability the proportion of Americans ...sample proportion of adults who respond yes, is approximately normal, how many more adult Americans does the researcher need to sample if (a) 10% of all adult Americans support the changes? (b) 20% of all adult Americans ...A simple random sample of sizen is drawn from a population that is known to be normally distributed.The sample mean, x, is determined to be 104.3 and the sample standard deviation, s, is determined to be 15.9. (a) Construct ...A question on the 2006 General Social Survey was this: “How many family members do you know that are in prison?” The results of 499 respondents indicate that the mean number of family members in jail is 1.22, with a ...
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