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Suppose the people living in a city have a mean score of 47 and a standard of 3 on a measure if concern about the environment. Assume that these concern scores are normally distributed. Using the 50% -34%-14% figures, approximately what percentage of people have a score (a) above 47 (b) above 50 (c) above 44 (d) below 47 (f) below 50 (g) below 41 and (h) below 44?

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