Suppose a Research Uses the Mann-Whitney Test to Determine If

question 90

Multiple Choice

Suppose a research uses the Mann-Whitney test to determine if there is a difference in the volume of text messages sent by a high school student living in a rural area versus an urban area during the month of December.Eight rural high school students and 9 urban high school students were included in the study. If,among all 17,the sum of the ranks W₂ produced from the urban high school is 88,the U test statistic is _____________

• A) 29
• B) 45
• C) 90
• D) 43
• E) 20

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Definitions:

DNA Sequencing Reactions

Laboratory methods used to determine the precise sequence of nucleotides in a DNA molecule.

DNA Profiling

A technique used to identify individuals by characteristics of their DNA, often used in forensic science.

Whole-Genome Structure

The complete three-dimensional arrangement of all the DNA within an organism's genome, encompassing both its linear sequence and spatial organization within the cell nucleus.

Restriction Enzyme

Type of enzyme that cuts DNA at a specific sequence.