The Following Display from a TI-84 Plus Calculator Presents a 95

question 28

Multiple Choice

The following display from a TI-84 Plus calculator presents a 95% confidence interval for the mean difference between matched pairs

What is the point estimate of $\mu _ { d }$ ?

• A) \(3.0158\)
• B) 20
• C) \(2.822884\)
• D) \(7.3775\)

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