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Suppose the people living in a city have a mean score of 55 and a standard deviation of 3 on a measure of concern
Suppose the people living in a city have a mean score of 55 and a standard deviation of 3 on a measure of 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 55, (b) above 58, (c) above 49, (d) above 52, (e) below 55, (f) below 58, (g) below 49, and (h) below 52? (a) Approximately what percentage of people have a score above 55? % (b) Approximately what percentage of people have a score above 58? % (c) Approximately what percentage of people have a score above 49? % (d) Approximately what percentage of people have a score above 52? % (e) Approximately what percentage of people have a score below 55? % (f) Approximately what percentage of people have a score below 58? (g) Approximately what percentage of people have a score below 49? % (h) Approximately what percentage of people have a score below 52? %
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