Mathematics, 17.02.2020 23:30 thinkerbelly157
A survey of 90 men found that an average amount spent on St. Patrick's day of $55 with a standard deviation of $18. A similar survey of 86 women found they spent an average of $44 with a standard deviation of $16. When testing the hypothesis (at the 5% level of significance) that men spend more than women on St. Patrick's day, what is the test statistic?
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A survey of 90 men found that an average amount spent on St. Patrick's day of $55 with a standard de...
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