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Graph the function using end behavior, intercepts and by completing the square to write the function in shifted form. Clearly state the transformations used to obtain the graph, and label the vertex and all intercepts (if they exist). Use the quadratic formula to find the x-intercepts.
f(x) = 2x2 - 9x + 4
Chi-Squared Distribution
A probability distribution that is commonly used in hypothesis testing and models the distribution of sum of squares of independent standard normal random variables.
Chi-Square Distribution
A probability distribution that is used in statistical significance tests, especially for categorical data.
Degrees of Freedom
The quantity of distinct values or amounts that a statistical distribution can accept.
Population Variance
A measure of the spread of a population’s values, indicating how much the individuals within the population differ from the population mean.
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