A Researcher Is Conducting a Matched-Pairs Study

question 35

Multiple Choice

A researcher is conducting a matched-pairs study.She gathers data on each pair in the study resulting in: Assume that the data are normally distributed in the population.The level of significance is selected to be 0.10.If the alternative hypothesis is that the average difference is greater than zero, the null hypothesis would be rejected if the observed value of t is ___.

• A)greater than 1.533
• B)less than -1.533
• C)greater than 2.132
• D)less than -2.132
• E)equal to 2.333

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Definitions:

Nonhomologous Chromosomes

Chromosomes that are not alike and do not carry the same genes, typically one from each parent.

Sister Chromatids

Two identical copies of a chromosome that are connected by a centromere, formed during DNA replication and separated during cell division.

Tay-Sachs Disease

A genetic disorder that destroys nerve cells in the brain and spinal cord, leading to severe neurological impairment.

Lysosomal Enzyme

Enzymes within lysosomes that break down biomolecules, playing a crucial role in cellular digestion and waste removal.