Question: Mark rolls a 20-sided die (numbered 1 through 20). He defines rolling a prime number as a success (prime numbers are: 2, 3, 5, 7,

Mark rolls a 20-sided die (numbered 1 through 20). He defines rolling a prime number as a success (prime numbers are: 2, 3, 5, 7, 11, 13, 17, 19). 1) What is the expected number of successes for 550 rolls? Answer to two decimal places as needed. 2) What is the standard deviation for the expected number of successes? Answer to two decimal places as needed.

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