This Graph Shows the Angular Position of an Object as a Function

question 88

Multiple Choice

This graph shows the angular position of an object as a function of time. What is its instantaneous angular velocity at t = 1.5 s?

• A) −6 rad/s
• B) 6 rad/s
• C) 9 rad/s
• D) 12 rad/s
• E) Need additional information.

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Definitions:

Standard Error Of Estimate

A measure used in statistics to indicate the accuracy of a prediction or how much sample data deviates from the actual population.

T-Test

A type of statistical test that is used to compare the means of two groups to determine if the differences between them are statistically significant.

Coefficient Of Correlation

A statistical measure that calculates the strength and direction of a linear relationship between two variables; its value ranges from -1 to 1.

Variation

is a measure of the spread of data points in a dataset from the mean or another central value.