Question: Please help me understand how to calculate this correctly. I have tried the using the formula for binomial distribution but my responses to the second

Please help me understand how to calculate this correctly. I have tried the using the formula for binomial distribution but my responses to the second part of the question are wrong. Kindly show me the steps you would follow. Thanks.

8. [4.14/8.33 Points DETAILS PREVIOUS ANSWERS BBBASICSTAT8ACC 6.2.023.MI.S. MY NOTES ASK YOUR TEACHER PRA Suppose approximately 75% of all marketing personnel are extroverts, whereas about 70% of all computer programmers are introverts. (For each answer, enter a number. Round your answers to three decimal places.) (a) At a meeting of 15 marketing personnel, what is the probability that 10 or more are extroverts? 0.852 What is the probability that 5 or more are extroverts? 1.000 What is the probability that all are extroverts? 0.013 (b) In a group of 4 computer programmers, what is the probability that none are introverts? 0.041 X What is the probability that 2 or more are introverts? 0.759 X What is the probability that all are introverts? 0.095 X Need Help? Read It Watch It

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