The probability that a card drawn at random from the pack of playing cards may be either a queen or an ace is:
Number of queen cards = 4
Number of ace cards = 4
P(either a queen or ace) = 4/52 + 4/52= 8/52 = 2/13
Find the range and mode of the data 17, 18, 28, 19, 16, 18, 17, 29, 18
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