Instruction 10-2
a Researcher Randomly Sampled 30 Graduates of an MBA

question 155

Multiple Choice

Instruction 10-2
A researcher randomly sampled 30 graduates of an MBA program and recorded data concerning their starting salaries. Of primary interest to the researcher was the effect of gender on starting salaries. The result of the pooled-variance t test of the mean salaries of the females (Population 1) and males (Population 2) in the sample is given below.
$\begin{array}{|l|r|}\hline \text { Hypothesised Difference } & 0 \\\hline \text {Level of Significance } & 0.05 \\\hline \text { Population 1 Sample } &\\\hline \text { Sample Size } & 18 \\\hline \text { Sample Mean } & 48266.7 \\\hline \text { Sample Standard Deviation } & 13577.63 \\\hline \text { Population 2 Sample } &\\\hline \text { Sample Size } & 12 \\\hline \text { Sample Mean } & 55000 \\\hline \text { Sample StandardDeviation } & 11741.29 \\\hline \text { Differencein Sample Means } & -6733.3 \\\hline t \text {-Test Statistic } & -1.40193\\\hline \text {Lower-Tail Test } & \\\hline \text {Lower Critical Value }& -1.70113 \\\hline \text {p-Value }& 0.085962\\\hline \end{array}$
-Referring to Instruction 10-2,the researcher was attempting to show statistically that the female MBA graduates have a significantly lower mean starting salary than the male MBA graduates.From the analysis in Instruction 10-2,the correct test statistic is

• A) -1.4019.
• B) 0.0860.
• C) -6,733.33.
• D) -1.7011.

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Definitions:

Sociological Definition

pertains to explanations or concepts that are framed within the context of society, examining how human behavior and structures interact within social systems.

Value System

A set of principles or beliefs that guide an individual's or organization's behavior, decision-making, and evaluations of what is important in life.

Social Capital

The networks of relationships and connections among people that can be utilized to gain advantage and achieve goals.

Productive Potential

The maximum output a person or entity can produce with the available resources without sacrificing quality.