The Following Table Reports the Results of an Independent Samples

question 26

Short Answer

The following table reports the results of an independent samples t-test comparing consumer satisfaction between clients participating in a telephone interview and clients participating in an in-person interview. What do you surmise regarding differences in satisfaction between these two groups; is there a statistically significant difference?
$\begin{array}{c}\text { Group Mean Differences in Consumer Satisfaction by Interview Type }\\\begin{array}{|l|c|c|}\hline \text { Method of Interview } & \text { Mean } & \text { Std. Deviation } \\\hline \text { In-person }(n=14) & 118.5 & 3.0 \\\hline \text { Phone }(n=60) & 108.1 & 3.0\\\hline\end{array}\begin{array}{c|c|}\hline \boldsymbol{t} & \boldsymbol{p} \text {-value } \\\hline 2.641 & .010 \\\\\hline\end{array}\end{array}$

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Definitions:

Antigen Presenting Cells

Cells that process and present foreign antigens in a form that can be recognized by lymphocytes, initiating an immune response.

T Helper Cells

A type of white blood cell that plays an important role in the immune system, helping to activate and direct other immune cells.

CD8

A protein found on the surface of immune cells, like T cells, playing a crucial role in the body's defense against infection and cancer.

Progenitor

An ancestor or parent in a direct line of descent, often used to describe the earliest originator or precursor of a particular lineage or group.