SOLUTION: Probability and stats are not easy for me. I truly appreciate the help of you guys. Even with examples and Internet assistance I still don't get it. Please, please help me with

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Question 198534This question is from textbook
: Probability and stats are not easy for me. I truly appreciate the help of you guys. Even with examples and Internet assistance I still don't get it. Please, please help me with this homework assignment? I can't say thank you enough.
Question --
Does lovastatin (a cholesterol-lowering drug) reduce the risk of heart attack? In a Texas study, researchers gave lovastatin to 2,325 people and an inactive substitute to 2,081 people (average age 58). After 5 years, 57 of the lovastatin group had suffered a heart attack, compared with 97 for the inactive pill.
(a) State the appropriate hypotheses.
(b) Obtain a test statistic and p-value. Interpret the results at α = .01.
c) Is normality assured?
(d) Is the difference large enough to be important?
(e) What else would medical researchers need to know before prescribing this drug widely? This question is from textbook

Answer by jim_thompson5910(35256) (Show Source):
You can put this solution on YOUR website!
I don't know if this will help, but it's been answered before here.