document.write( "Question 822164: A sample of 16 students form a large university is taken. The average age in the sample was 22 years with a standard deviation of six years. Construct a 95% confidence interval for the average age of the population. assume the population of student ages is normally distributed. \n" ); document.write( "

Algebra.Com's Answer #494645 by ewatrrr(24785) $\"\"$ $\"About$

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document.write( "Hi
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document.write( "The average age in the sample of 16 was 22 years with a standard deviation of six years.
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document.write( " ME = 
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document.write( "95% confidence interval for the average age of the population. 
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document.write( "  22 - ME <  < 22 + ME
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document.write( "Note:
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document.write( "80%	z = 1.28155
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document.write( "90%	z =1.645
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document.write( "92%	z = 1.751
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document.write( "95%	z = 1.96
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document.write( "98%	z = 2.326
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document.write( "99%	z = 2.576
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