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Based on the Daily Closings for the S&P/TSX Composite Index  Day  Price 110500210025310125410210\begin{array} { c c } \text { Day } & \text { Price } \\\hline 1 & 10500 \\2 & 10025 \\3 & 10125 \\4 & 10210\end{array}

question 8

Multiple Choice

Based on the daily closings for the S&P/TSX Composite Index given in the table below, calculate a four-day moving average for Day 4.  Day  Price 110500210025310125410210\begin{array} { c c } \text { Day } & \text { Price } \\\hline 1 & 10500 \\2 & 10025 \\3 & 10125 \\4 & 10210\end{array}


Definitions:

Construct Validity

The degree to which a test or instrument accurately measures the theoretical construct or variable it is intended to measure.

Predictive Validity

The extent to which a test's scores accurately forecast or correlate with future behavior, performance, or outcomes.

Concurrent Validity

The degree to which the results of a particular test or measurement correlate with those of a previously validated measure taken at the same time.

Content Validity

The extent to which a test measures all aspects of the content it's intended to cover.

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