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AAA Co.operates distribution centers in the Midwest.Three of their centers were recently audited to determine if they are in compliance with company standard billing procedures.According to the auditing firm,a billing had an equal probability of being from each of the three centers.A random sample of the audited billings had the following distribution: State the null hypothesis that states the expectations of the auditors.
Alternative Hypothesis
The hypothesis that proposes a significant difference, relationship, or effect, and is accepted if the null hypothesis is rejected.
Simple Linear Regression
A statistical method that models the relationship between a dependent variable and one independent variable, assuming a linear relationship.
68-95-99.7 Rule
A statistical rule stating that for a normal distribution, approximately 68% of the data falls within one standard deviation of the mean, 95% within two standard deviations, and 99.7% within three standard deviations.
Observed Responses
Observed responses refer to the actual outcomes or reactions recorded in an experiment or survey, following exposure to certain conditions or stimuli.
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