Mark McGwires home runs. In 1998, Mark McGwire of the St. LouisCardinals hit 70 home
Chapter 0, Problem 13.11(choose chapter or problem)
Mark McGwires home runs. In 1998, Mark McGwire of the St. LouisCardinals hit 70 home runs, a new major league record. Was this feat as surprisingas most of us thought? In the three seasons before 1998, McGwire hit a home runin 11.6% of his times at bat. He went to bat 509 times in 1998. McGwires homerun count in 509 times at bat has approximately the binomial distribution withn = 509 and p = 0.116. What is the mean number of home runs he will hit in509 times at bat? What is the probability of 70 or more home runs? (Use theNormal approximation.)
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