A Researcher Obtains T(20)= 2

question 22

Multiple Choice

A researcher obtains t(20) = 2.00 and M_D = 9 for a repeated-measures study.If the researcher measures effect size using the percentage of variance accounted for,what value will be obtained for r²?​

• A)​9/20
• B)​9/29
• C)​4/13
• D)​4/24

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Definitions:

Mitotic Division

A process of cell division that results in two genetically identical daughter cells from a single parent cell.

Meiosis

A type of cell division that results in four daughter cells each with half the number of chromosomes of the parent cell, as in the production of gametes.

Cell Cycle

The series of events that take place in a cell leading to its division and duplication, including interphase, mitosis, and cytokinesis.

Checkpoint Controls

Mechanisms in cell cycle regulation that ensure processes are completed properly before proceeding to the next phase, preventing errors like DNA damage.