A company is researching the effectiveness of a new website design to decrease the time to access a website. Five website users were randomly selected and their times (in seconds) to access the website with the old and new designs were recorded. The results follow. 
What is the value of the test statistic to test for differences in the times?
Definitions:
March
The third month of the year in the Gregorian calendar, often associated with financial and performance reporting for the first quarter.
Labor Efficiency Variance
The difference between the actual hours worked and the standard hours expected to produce a certain level of output, valued at the standard labor rate.
February
The second month in the Gregorian calendar, recognized for its 28 days in regular years and 29 days during leap years.
Variable Overhead Efficiency Variance
The difference between the actual variable overhead based on hours worked and the standard cost of variable overhead for the actual hours worked.
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