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The Probability of Obtaining Exactly 20 Successes in 50 Trials xx

Question 32

Multiple Choice

The probability of obtaining exactly 20 successes in 50 trials


A) is equal to 0 .
B) can be approximated by using the normal table with xx between 19.5 and 20.5.
C) can only be approximated by the binomial formula.
D) cannot be found using the normal table.

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