HW Score: 80%, 4 of structor-created question box contains 12 balls numbered 1 t

Question

HW Score: 80%, 4 of structor-created question box contains 12 balls numbered 1 through 12 If 6 balls are selected one at a time from the box, without replacement, what is the probability that the largest number Note that this is different from being told that all selected balls are less than or equal to a value Question Help selected will be 10? You are actually given the value of one of the selected balls Answer- (Enter your answer as a decimal to 3 decimal places. For example, if your answer is 1/4, enter d Clear A All parts showing

Explanation / Answer

If the largest number selected is 10, the other five numbers can be selected in 11C5 ways.

Total number of ways to select 6 balls out of 12 = 12C6.

Probability = 11C5 / 12C6 = [11! / (6!5!)] / [12! / (6! 6!)]

= 6 / 12

= 0.500.

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