Calculus and Above

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Why did you say not to choose t distribution? Which
http://statulator.com/SampleSize/ss1M.htmlWhy did you say not to choose t distribution? Which distribution gives right values? Which one gives more correct value over another? Please explain in detail… read more
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My question is assume that a population is normally
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Thanks. This is the question that i need help with: Why
Hi, Thanks. This is the question that i need help with: Why can't we just master a single statistical test—such as the t-test—and use it in situations calling for mean equality decisions? … read more
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A survey claims that 9 out of 10 doctors recommende aspirin
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Recently, the bowling scores of a certain bowler were normally
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The following are the overall miles per gallon (MPG) of 2012
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1. What is the primary reason for applying a finite population
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1. H0 is p = 0.45 and H1 is p ≠ 0.45. What type of test will
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The following information is for the below Questions
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Test a research hypothesis that data (Sample) that was drawn
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Question 1: As a sample size approaches infinity, how does
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I know the shape of the distribution of sample means is not
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I need a very basic, and easy to understand explanation for
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CASE STUDY EXERCISE 2: Individual incomes. The Data Appendix
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Hello my question is for Business statistics and it is If the
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Explain these concepts: 1. Degree of freedom 2. Critical
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Selecting a distribution for inferences on the population mean Suppose
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For each of the following statements, state whether it is true
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