Use a Calculator to Find the Approximate Value of the Expression

question 317

Multiple Choice

Use a calculator to find the approximate value of the expression rounded to two decimal places.
- $\cos 3$

• A) -0.99
• B) 0.99
• C) -1.00
• D) 1.00

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Definitions:

Frequencies

The counts or occurrences of specific events or characteristics in a set of data.

Central Tendency

A statistical measure that identifies a single value as representative of the middle of a dataset, commonly by using the mean, median, or mode.

Variance

A measure of the distribution of data points in a data set around the mean, indicating how spread out the data points are.

Z-score

A statistical measure representing the number of standard deviations a data point is from the mean of its data set, used in standardizing scores for comparison.