A Study on the Oxygen Consumption Rate (OCR) of Sea

question 52

Multiple Choice

A study on the oxygen consumption rate (OCR) of sea cucumbers involved a random sample of size 10 at 15oC and second random sample of size 7 kept at 18oC.If one tested the hypothesis that this range of
Temperature had no effect on the OCR (assume equal variability) the critical value would be (assume =.05)

• A)1.746
• B)1.761
• C)2.131
• D)2.145

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