document.write( "Question 1076404: Could someone help me with this?\r
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document.write( "A specific study found that the average number of doctor visits per year for people over 55 is 8 with a standard deviation of 2. Assume that the variable is normally distributed. \r
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document.write( "2. Suppose a random sample of 100 people over 55 is selected. What is the probability that the sample mean will be below 7? \r
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Algebra.Com's Answer #691062 by JulietG(1812)![]() ![]() You can put this solution on YOUR website! That's in the same excellent RotthauserC solution here: https://www.algebra.com/algebra/homework/Probability-and-statistics/Probability-and-statistics.faq.question.1060679.html \n" ); document.write( ". \n" ); document.write( "And... I think that's your two for the day ;-). Do try using a search engine (I recommend DuckDuckGo.com since they don't track you) with your question and then site:algebra.com. Your instructor seems to be using a standard base and I'm betting that you will be able to find step by step answers for many of your questions. \n" ); document.write( " |