Based on Data from Two Very Large Independent Samples, Two

question 15

Multiple Choice

Based on data from two very large independent samples, two students tested a hypothesis about equality of population means using a = 0.02. One student used a one-tail test and rejected the null hypothesis, but the other used a two-tail test and failed to reject the null hypothesis. Which of these might have been their calculated value of t?

• A) 2.66
• B) 1.88
• C) 2.22
• D) 1.22
• E) 1.55

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Definitions:

Death

The permanent cessation of all biological functions that sustain a living organism, marking the end of its life.

Anticodon AAA

Refers to a three-nucleotide sequence on tRNA that is complementary to a specific mRNA codon, in this case, the AAA codon.

Codon

A sequence of three nucleotides in messenger RNA (mRNA) that specifies the addition of a specific amino acid to a growing polypeptide chain during protein synthesis.

AUG

The codon for methionine in messenger RNA (mRNA), serving as the initiation signal for translation in protein synthesis.