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It s believed that as many as 23 of adults over 50 never graduated from...

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It s believed that as many as 23 of adults over 50 never graduated from high school We wish to see if this percentage is the same among the 25 to 30 age group What sample size would a to increase our confidence level to 95 while reducing the margin of error to only 5 n Round up to the nearest integer

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