# Question

A simple random sample of size n = 75 is obtained from a population whose size is N = 10,000 and whose population proportion with a speciﬁed characteristic is p = 0.8.

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A simple random sample of size n = 200 is obtained from a population whose size is N = 25,000 and whose population proportion with a speciﬁed characteristic is p = 0.65. According to a study done by the Pew Research Center, 39% of adult Americans believe that marriage is now obsolete. (b) What is the probability that in a random sample of 500 adult Americans less than 38% believe that ...In this section, we assumed that the sample size was less than 5% of the size of the population. When sampling without replacement from a ﬁnite population in which n > 0.05N, the standard deviation of the distribution of ...One question asked in the General Social Survey was this: “How many e-mails do you send in a day?” The results of 928 respondents indicate that the mean number of e-mails sent in a day is 10.4, with a standard deviation ...The campus at Joliet Junior College has a lake.A student used a Secchi disk to measure the clarity of the lake’s water by lowering the disk into the water and measuring the distance below the water surface at which the ...Post your question

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