Q. Which of the following of a random variable is a measure of spread?

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Q. The square root of the variance is called the ________ deviation.

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Q. Point out the wrong statement.

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Q. Which of the following inequality is useful for interpreting variances?

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Q. For continuous random variables, the CDF is the derivative of the PDF.

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Q. Chebyshev’s inequality states that the probability of a “Six Sigma” event is less than ___________

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Q. Which of the following random variables are the default model for random samples?

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Q. Cumulative distribution functions are used to specify the distribution of multivariate random variables.

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Q. Point out the correct statement.

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Q. Which of the following is incorrect with respect to use of Poisson distribution?

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Q. __________ random variables are used to model rates.

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Q. Point out the wrong statement.

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Q. Which of the following form the basis for frequency interpretation of probabilities?

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Q. Bernoulli random variables take (only) the values 1 and 0.

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Q. The _________ basically states that the sample mean is consistent.

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Q. Which of the following theorem states that the distribution of averages of iid variables, properly normalized, becomes that of a standard normal as the sample size increases?

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Q. The binomial random variables are obtained as the sum of iid Gaussian trials.

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Q. The _________ of the Chi-squared distribution is twice the degrees of freedom.

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Q. Point out the correct statement.

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Q. Gosset’s distribution is invented by which of the following scientist?

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