An online retailer wanted to see if purchasing patterns were different between male consumers and female consumers.Males were found to have spent a mean of $85 per month on online purchases,whereas females were found to have spent a mean of $78 per month.An independent samples t-test was conducted to assess the observed difference between the two groups of consumers.A two-tailed test was applied.The value of the t-Test Statistic for the observed differences was -4.7,where the p-value is less than 0.0002.What conclusion can be made about the observed difference?
A)There is a statistically significant difference between the two groups of consumers.
B)There is statistically no significant difference between the two groups of consumers.
C)The independent samples t-test is not the appropriate hypothesis-testing procedure.
D)There is not sufficient information to conclude.

Question

Quizplus · Accepted Answer

The t-Test Statistic value of -4.7 indicates that the observed difference between the mean spending of male and female consumers is large and unlikely to occur by chance. The p-value of less than 0.0002 also supports this conclusion. Therefore, there is a statistically significant difference between the two groups of consumers.

An Online Retailer Wanted to See If Purchasing Patterns Were