Suppose We Wish to Test $H _ { 0 } : \mu = 58 \text { vs. } H _ { \mathrm { a } } : \mu > 58 \text {. }$

question 103

Multiple Choice

Suppose we wish to test $H _ { 0 } : \mu = 58 \text { vs. } H _ { \mathrm { a } } : \mu > 58 \text {. }$ . What will result if we conclude that the mean is greater than 58 when its true value is really 63?

• A) a correct decision
• B) a Type II error
• C) a Type I error
• D) none of the above

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Definitions:

Mutation

A permanent alteration in the DNA sequence that makes up a gene, which can result in a change in the physical traits or health of an organism.

Speciation

The process of forming new species.

Homo Sapiens Idaltu

An extinct subspecies of Homo sapiens that existed about 160,000 years ago, known from fossils found in the Middle Awash area of Ethiopia.

Neandertals

Extinct species or subspecies of archaic humans who lived in Eurasia until about 40,000 years ago, known for their distinct morphology and DNA differences from modern humans.