According to a recent poll,28%of adults in a certain

Question # 00396367 Posted By: rey_writer Updated on: 09/28/2016 12:12 AM Due on: 09/28/2016
Subject Statistics Topic General Statistics Tutorials:
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According to a recent poll,2828%of adults in a certain area have high levels of cholesterol. They report that such elevated levels "could be financially devastating to the regions healthcare system" and are a major concern to health insurance providers. According to recent studies, cholesterol levels in healthy adults from the area average about 210mg/dL, with a standard deviation of about 30mg/dL, and are roughly Normally distributed. If the cholesterol levels of a sample of 47healthy adults from the region is taken, answer parts (a) through (d).(a) What is the probability that the mean cholesterol level of the sample will be no more than 210?P(y overbaryless than or equals?210)equals=nothing(Round to four decimal places as needed.)(b) What is the probability that the mean cholesterol level of the sample will be between 205and 215?P(205less than<y overbaryless than<215)equals=nothing(Round to four decimal places as needed.)(c) What is the probability that the mean cholesterol level of the sample will be less than 200?P(y overbaryless than<200)equals=nothing(Round to four decimal places as needed.)(d) What is the probability that the mean cholesterol level of the sample will be greater than 222?P(y overbarygreater than>222)equals=nothing(Round to four decimal places as needed.)

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  1. Tutorial # 00391466 Posted By: rey_writer Posted on: 09/28/2016 12:13 AM
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    The solution of ECON 1203-According to a recent poll,28%of adults in a certain...
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