Find the critical​ values, t0​, to test the claim that μ1=μ2. Two samples are randomly selected and come from populations that are normal. The sample statistics are given below. Assume that σ2/1=σ2/2. Use α=0.05.   n1=​14, n2=​12, x1=7​, x2=8​, s1=​2.5, s2=2

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Find the critical​ values, t0​, to test the claim that μ1=μ2. Two samples are randomly selected and come from populations that are normal. The sample statistics are given below. Assume that σ2/1=σ2/2. Use α=0.05.
 
n1=​14, n2=​12, x1=7​, x2=8​, s1=​2.5, s2=2.8
 
 
A.
±1.711
 
B.
±2.064
 
C.
±2.492
 
D.
±1.318
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