Exhibit 10-4 The Following Information Was Obtained from Independent Random Samples

question 52

Multiple Choice

Exhibit 10-4
The following information was obtained from independent random samples.
Assume normally distributed populations with equal variances.
-Refer to Exhibit 10-4. The 95% confidence interval for the difference between the two population means is

• A)-5.344 to 11.344
• B)-5 to 3
• C)-4.86 to 10.86
• D)-2.65 to 8.65

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