With X denoting the number of 1's or 2's in two rolls of a fair die, calculate the mean of X. Round your answer to two decimal places.
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Q12: Consider the probability distribution given by the
Q13: The probability distribution of X is given
Q14: Your scores (0-50) in the six
Q15: A probability distribution is partially given in
Q16: Let X be the number of vowels
Q18: Use the information in the table below
Q19: Calculate the variance of the distribution of
Q20: Calculate the standard deviation of the distribution
Q21: The variance rather than the standard deviation,
Q22: Given the following probability distribution, find:
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