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Question 12. What is the mean and standard deviation of the following discrete probability distribution? x 100 150 200 2
Posted: Tue Apr 26, 2022 5:55 pm
by answerhappygod
- Question 12 What Is The Mean And Standard Deviation Of The Following Discrete Probability Distribution X 100 150 200 2 1 (16.63 KiB) Viewed 23 times
Question 12. What is the mean and standard deviation of the following discrete probability distribution? x 100 150 200 250 P(x) 0.21 0.33 0.14 0.32 Question 13. In a sample of 10 Americans, 45% of them have brown eyes. a) Find the probability that exactly 2 Americans selected from this sample have brown eyes. b) Find the probability that exactly 4 Americans selected from this sample have brown eyes.