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The legs of a picnic table form a triangle where and
have the same length, as shown in the figure below. If
, find the measures of angles x and y so that the top of the table will be parallel to the ground.
Friedman Test
A method of statistical analysis, non-parametric in nature, designed to reveal differences in treatments through various attempts.
Alternative Hypothesis
In statistical testing, the hypothesis that proposes a difference or effect, contrary to the null hypothesis, suggesting that observations are the result of a real effect.
P-value
In hypothesis testing, the probability of obtaining test results at least as extreme as the results observed, assuming the null hypothesis is true.
Statistical Table
A statistical table organizes and displays data in columns and rows, making it easier to interpret sets of statistical information.
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