Question 1 of 10
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A chi-square test is run on the thyroid uptake probe using 10 repeated counts of a Cs-137 source. Use the result below. Which conclusion is BEST?
Chi-square test, uptake probe| Item | Value |
|---|
| Number of counts (degrees of freedom) | 10 (9) |
| Calculated chi-square | 22.8 |
| Acceptable range per facility (p = 0.1 to 0.9) | 4.17 to 14.68 |
| Mean count vs reference | within 3% |