Independent Simple Random Samples Are Selected to Test the Difference

question 5

Multiple Choice

Independent simple random samples are selected to test the difference between the means of two populations whose variances are not known. The sample sizes are n₁ = 32 and n₂ = 40. The correct distribution to use is the _____ distribution.

• A) binomial
• B) t
• C) normal
• D) uniform

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