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OpenStax, Statistics §11.2 Goodness-of-Fit Test · Exercise 12 · Statistics · Chi-square tests

Goodness-of-Fit Test · Exercise 12

The cumulative number of cases of a chronic disease reported for Santa Clara County is broken down by ethnicity as in.


The percentage of each ethnic group in Santa Clara County is as in.
\begin{array}{|c|c|c|}\hline \text{Ethnicity} & \text{% of Total County Population} & \text{Number Expected (round to two decimal places)} \\ \hline \text{White} & \text{42.9%} & \text{1,748.18} \\ \hline \text{Hispanic} & \text{26.7%} & \\ \hline \text{Black/African American} & \text{2.6%} & \\ \hline \text{Asian, Pacific Islander} & \text{27.8%} & \\ \hline & \text{Total = 100%} & \\ \hline\end{array}

Is this a right-tailed, left-tailed, or two-tailed test?

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OpenStax, Statistics · §11.2 Goodness-of-Fit Test · Exercise 12

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