Question: In a Gallup poll conducted in October 2010 64
In a Gallup poll conducted in October 2010, 64% of the people polled answered yes to the following question: “Are you in favor of the death penalty for a person convicted of murder?”The margin of error in the poll was 3%,and the estimate was made with 95% conﬁdence.Atleasthow many people were surveyed?
Answer to relevant QuestionsIn a Gallup Poll conducted October 2010,44% of the people polled answered “more strict” to the following question:“Do you feel that the laws covering the sale of ﬁrearms should be made more strict, less strict, or ...Explain why quadrupling the sample size causes the margin of error to be cut in half. Lower bound: 5, upper bound: 23 Determine the point estimate of the population mean and margin of error for each conﬁdence interval. Suppose for a random sample of 1001 Americans age 15 or older, the mean amount of time spent eating or drinking per day is 1.22 hours with a standard deviation of 0.65 hour. (a) A histogram of time spent eating and drinking ...The trade volume of a stock is the number of shares traded on a given day. The following data, in millions (so that 6.16 represents 6,160,000 shares traded), represent the volume of PepsiCo stock traded for a random sample ...
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