Question #12600066

# stats help please! with explanation if possible?

**11)Two independent samples from different populations yield the following data:
_ _
x1 = 45 x2 = 50
s1 = 3.7`s2 = 3.8
n1=50 n2=60
Find a 95% confidence interval for the difference between the population means then test that those means are equal at the 0.01 level of significance.
**

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