Q. Which of the following adds marginal sums to an existing table?

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Q. Which of the following lists names of variables in a data.frame?

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Q. Which of the following is tool for chi-square distributions?

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Q. Which of the following groups values of a variable into larger bins?

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Q. Which of the following determine the least-squares regression line?

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Q. Which of the following is tool for checking normality?

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Q. Which of the following is lattice command for producing boxplots?

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Q. Which of the following compute analysis of variance table for fitted model?

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Q. Which of the following is used to find variance of all values?

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Q. The purpose of fisher.test() is _______ test for contingency table.

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Q. Which of the following convert a matrix of phi coefficients to polychoric correlations?

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Q. Which of the following is used to plot multiple histograms?

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Q. Which of the following count the number of good cases when doing pairwise analysis?

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Q. Which of the following gives the summary of values likes mean etc?

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Q. The purpose of correct.cor is to correct _________ in values.

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Q. What plot(s) are used to view the linear regression?

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Q. Common Metrics which are used to select linear model are ____________

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Q. In lm(response ~ terms), terms specification of the form “first*second” is same as __________

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Q. In practice, Line of best fit or regression line is found when _____________

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Q. If Linear regression model perfectly first i.e., train error is zero, then _____________________

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