Using the Sample Paired Data Below, Construct a 90% Confidence $\begin{array}{|l|l|l|l|l|l|}\hline x & 5.0 & 4.7 & 4.4 & 5.1 & 6.4 \\\hline y & 4.7 & 3.5 & 4.0 & 5.8 & 4.1 \\\hline\end{array}$

question 4

Multiple Choice

Using the sample paired data below, construct a 90% confidence interval for the population mean of all differences x-y $\begin{array}{|l|l|l|l|l|l|}\hline x & 5.0 & 4.7 & 4.4 & 5.1 & 6.4 \\\hline y & 4.7 & 3.5 & 4.0 & 5.8 & 4.1 \\\hline\end{array}$

• A) \(( - 0.69,2.09 )\)
• B) \(( 0.22,7.48 )\)
• C) \(( - 0.37,1.77 )\)
• D) \(( - 0.07,1.47 )\)
• E) \(( - 0.48,1.88 )\)

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Definitions:

Short-Run Phillips Curve

A graphical representation showing the short-term trade-off between inflation and unemployment rates.

Inflation

The rate of increase in the collective pricing for goods and services, lessening consumer purchase strength.

Less Optimistic

Feeling or expressing a lower expectation that good events will occur or that negative events will not happen.

Phillips Curve Diagram

A graphical representation showing the inverse relationship between the rate of inflation and the rate of unemployment in an economy over time.