题目内容

When an investigator wants to test whether a particular parameter is larger than a specific value, the null and alternative hypothesis are best defined as:

A. H_{0:θ＝θ_{0 versus H_a:θ≠θ₀}}
B. H_{0:θ≤θ_{0 versus H_a:θ＞θ₀}}
C. H_{0:θ≥θ_{0 versus H_a:θ＜θ₀}}

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