Posted by **stylists** on Monday, April 23, 2012 at 8:28pm.

two samples of data regarding salary of Co A and Co B determine if you can be 99% sure that Co?

A makes more than Co B? Company A - Mean 55,000, Std Dev 5,000, Sample Size 200; Co B mean 52,000, Std Dev 3,000 Sample size 400 please show steps thanks

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