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MGSC 291 Exam 1 University of South Carolina Questions and Answers
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putting in a dataset - Correct Ans-data<-c(81,85,93,93,99,76,75,84,78,84,81,82,89,81,96,82,74,70,84,86,80,70,131,75,88,102,115,89,82,79,106) length(data) - Correct Ans-tells you how may entries are in your vector sort(data) - Correct Ans-puts data smallest to largest summary(data) - Corr...
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Add to cartputting in a dataset - Correct Ans-data<-c(81,85,93,93,99,76,75,84,78,84,81,82,89,81,96,82,74,70,84,86,80,70,131,75,88,102,115,89,82,79,106) length(data) - Correct Ans-tells you how may entries are in your vector sort(data) - Correct Ans-puts data smallest to largest summary(data) - Corr...
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mgsc 291 exam 1 study questions and answers 2025
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mean > median is skewed ______ - Correct Ans-right median > mean is skewed _____ - Correct Ans-left unimodal and symmetric distributions follow the __________ rule - Correct Ans-empirical When should you choose a boxplot over a histogram? When you want to make ________ ______ ______ ...
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Add to cartmean > median is skewed ______ - Correct Ans-right median > mean is skewed _____ - Correct Ans-left unimodal and symmetric distributions follow the __________ rule - Correct Ans-empirical When should you choose a boxplot over a histogram? When you want to make ________ ______ ______ ...
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MGSC 291 Exam 3 Prep Test Study Questions with Verified Answers Graded A 2025
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What is the first step in processing you data for a time series analysis in R? - make all data factors - make date variable a factor with the factor() function -make date variable be recognized as a date in R with the as.Date() function - Correct Ans-make date variable be recognized as a date in ...
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Add to cartWhat is the first step in processing you data for a time series analysis in R? - make all data factors - make date variable a factor with the factor() function -make date variable be recognized as a date in R with the as.Date() function - Correct Ans-make date variable be recognized as a date in ...
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mgsc 291 exam 3 hendrix questions and answers graded 2024
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Increasing the sample size will usually yield a _______ confidence interval - Correct Ans-narrower Increasing the confidence level will yield a _____ confidence interval - Correct Ans-wider What does it mean if the R-square for a regression is 0.346 and the adjusted R-square is 0.271? - Correc...
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Add to cartIncreasing the sample size will usually yield a _______ confidence interval - Correct Ans-narrower Increasing the confidence level will yield a _____ confidence interval - Correct Ans-wider What does it mean if the R-square for a regression is 0.346 and the adjusted R-square is 0.271? - Correc...
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Mgsc 291 Exam Study Guide Questions and Answers Graded A
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The P-Value of a hypothesis test is the probability of seeing a test statistic this extreme or more - Correct Ans-In the direction of the alternative hypothesis if the null is true The interpretation of a hypothesis test result is about the - Correct Ans-Parameter Type 1 Error Rate - Correct A...
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Add to cartThe P-Value of a hypothesis test is the probability of seeing a test statistic this extreme or more - Correct Ans-In the direction of the alternative hypothesis if the null is true The interpretation of a hypothesis test result is about the - Correct Ans-Parameter Type 1 Error Rate - Correct A...
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