At a particular college there are a total of 75 teachers. The table below shows the number of teachers in each age group. What is the probability that: Age group Number in that age group 30 – 39 10 40 – 49 20 50 – 59 30 60 – 69 15 If we selected 10 teachers, what is the probability that 1 are in their 30s, 2 are in their 40s and 7 are in their 50s? Type your answer to 4 decimal places
At a particular college there are a total of 75 teachers. The table below shows the number of teachers in each age group. What is the probability that: Age group Number in that age group 30 – 39 10 40 – 49 20 50 – 59 30 60 – 69 15 If we selected 10 teachers, what is the probability that 1 are in their 30s, 2 are in their 40s and 7 are in their 50s? Type your answer to 4 decimal places
Chapter8: Sequences, Series,and Probability
Section8.7: Probability
Problem 11ECP: A manufacturer has determined that a machine averages one faulty unit for every 500 it produces....
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At a particular college there are a total of 75 teachers. The table below shows the number of teachers in each age group.
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What is the probability that:
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If we selected 10 teachers, what is the probability that 1 are in their 30s, 2 are in their 40s and 7 are in their 50s? Type your answer to 4 decimal places.
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