What was the amount of error
A sample of 1,108 was used to estimate a proportion with 98% confidence. If p = 0.12 , what was the amount of error?
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A politician claims that she will receive 60% of the vote in an upcoming election. The results of a properly designed random sample of 100 voters showed that 55 of those sampled will vote for her. Is it likely that her assertion is correct at the
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The following are body mass index (BMI) scores measured in 12 patients who are free of diabetes and participating in a study of risk factors for obesity. Body mass index is measured as the ratio of weight in kilograms to height in meters squared.C
Three bombers are attempting to hit a target deep behind enemy lines. The bombers success rates for bomber A, B and C are: 30%, 45% and 60% respectively. Find the probability that:
Dollar Department Stores has received an offer from Harris Diamonds to purchase Dollars store on Grove Street for $120,000. Dollar is an expected-value maximizer.
If we wish to be 95% certain of avoiding a Type I error, use these data to examine differences in the average distance traveled to the two clinics.
A poll is planned to determine what portion of all students favor an increase in fees to support a new track and field stadium. aquestionnaire will be published and the first 1000 completed questionnaires will be analyzed. What error will be assoc
No claim was made by the school. They took a sample with the above results and want to construct a two-sided 95% confidence interval for the population mean. The upper limit of the confidence interval is:
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