John wants to compare two means.His sample statistics were and .Assuming equal variances,the 95 percent confidence interval for the difference of the population means is approximately:
A) [2.44,6.19].
B) [1.17,5.08].
C) [0.08,4.32].
D) [-0.09,3.19].

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The Answer of John wants to compare two means.His sample statistics were and .Assuming equal variances,the 95 percent confidence interval for the difference of the population means is approximately:
A) [2.44,6.19].
B) [1.17,5.08].
C) [0.08,4.32].
D) [-0.09,3.19].

John Wants to Compare Two Means