The margin of error of pis
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A: Population mean=50Population standard deviation=10
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A: The correlation shows the raltionship between two variables.
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Q: 90% and 95% confidence intervals for the population proportion. Interpret the results and compare…
A: Answer Favorable cases [x] = 1230The sample size [n] = 2105
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A: Hypothesis is an assumption that is being tested.
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A: From the provided information,Mean = 24.8Standard deviation = 79.8Sample size (n) = 142
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A: Population mean µ = 12.5 psiSample size (n) = 11Mean x̅ = 11.1 psiSample standard deviation (s) =…
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A: By the given data,we haveBackgroundnsBlue424.350.62Red463.550.98
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A: Population mean (µ) = 563Sample size (n) = 250Population standard deviation (σ) = 118The null…
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A: Given information:
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A: The given data is as follows:Sample size, Sample mean, Sample standard deviation,
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A: For a standard normal distribution the required probability is P(z<-1.95)
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A: The sample size is 64, the sample mean is 2.38 and the sample standard deviation is 2.12.
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A: Given the data.want to test want to calculate test statistic and p-value.
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A: The hypothesis is versus . The sample size is in which there are 399 successful observation.
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A: A normal dist. is symmetric and has a bell-shaped curve.
Q: If n=10, ¯x�¯ (x-bar)=33, and s=6, find the margin of error at a 99% confidence level (use at least…
A: n=10x¯=33s=6Confidence level = 0.99Significance level α = 1 - 0.99 = 0.01
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A: The given data is as follows:Sample size, Sample mean, Sample standard deviation,
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