The Two Data Sets Are Dependent $\bar { d }$ To the Nearest Tenth

question 93

Multiple Choice

The two data sets are dependent. Find $\bar { d }$ to the nearest tenth.
- $$\begin{array} { l | l l l l l l l } \mathrm { X } & 227 & 189 & 220 & 182 & 246 & 277 & 302 \\\hline \mathrm { Y } & 217 & 154 & 195 & 153 & 227 & 246 & 284\end{array}$$

• A)143.4
• B)23.9
• C)14.3
• D)31.1

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Definitions:

Derivative Security

A financial security whose value is determined by or derived from an underlying asset or group of assets, such as stocks, bonds, commodities, or market indices.

Fixed Price

A contractually agreed-upon price for goods or services that is not subject to any changes in cost.

Risk-Free Rate

The theoretical rate of return on an investment with zero risk, often represented by the yield on government securities.