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statistics
In our initial survey, the guess at the mean age for the class had a mean of 21.9 and a standard deviation 3.03. Using this information, what would be the first and third quartile be for the class? ( P(Z
asked by david on July 14, 2011 
statistics
In our initial survey, the guess at the mean age for the class had a mean of 21.9 and a standard deviation 3.03. Using this information, what would be the first and third quartile be for the class? ( P(Z
asked by david on July 14, 2011 
statistics
In our initial survey, the guess at the mean age for the class had a mean of 21.9 and a standard deviation 3.03. Using this information, what would be the first and third quartile be for the class? ( P(Z
asked by david on July 14, 2011 
Statistics
In a survey, the guess at the mean age for the class had a mean of 21.9 and a standard deviation of 3.03. Given that Normally distributed populations have a first quartile of Z=0.67 and a third quartile of Z=.67, what does this
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Quick survey assignment for math class regarding significant age gaps. Last minute assignment that requires me to collect raw data for the class, if anyone at all would be willing to spare a few moments to answer these questions,
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the mean age for 12 students in a math class is 20. 2 older students, age 32 and36, respectively enroll. what is the new mean age for the class?
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