A study of compulsive buying behavior conducted a national telephone survey in 2004 of adults aged 18 and over. The total credit card balance had a mean of $3,399 and standard deviation of $5,595 for 100 compulsive buyers and a mean of $2,837 and standard deviation of $6,335 for 1,682 other respondents.  Estimate the difference between the sample means for compulsive buyers and other respondents, and find the standard error of the difference. Let mu1 = the population mean total credit card balance for non-compulsive buyers Let mu2 = the population mean total credit card balance for compulsive buyers y(bar)2-y(bar)1= Standard error of the difference =

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A study of compulsive buying behavior conducted a national telephone survey in 2004 of adults aged 18 and over. The total credit card balance had a mean of $3,399 and standard deviation of $5,595 for 100 compulsive buyers and a mean of $2,837 and standard deviation of $6,335 for 1,682 other respondents.

 Estimate the difference between the sample means for compulsive buyers and other respondents, and find the standard error of the difference.

Let mu1 = the population mean total credit card balance for non-compulsive buyers

Let mu2 = the population mean total credit card balance for compulsive buyers

y(bar)2-y(bar)1=

Standard error of the difference =

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