Events a and b are mutually exclusive. also, p(a) = 0.12 and p(b) = 0.25. what is p(a or b)? a. 0.13 b. 0.03 c. 0.25 d. 0.37

Which letters from the table represent like terms? a and b b and c a and d b and d

Weekly wages at a certain factory are normally distributed with a mean of $400 and a standard deviation of $50. find the probability that a worker selected at random makes between $450 and $500

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