Independent Random Samples Taken on Two University Campuses Revealed the Following

question 17

Short Answer

Independent random samples taken on two university campuses revealed the following information concerning the average amount of money spent on textbooks during the fall semester.
$\begin{array}{lcc}&\text { University A }&\text { University B }\\\text { Sample Size } & 50 & 40 \\\text { Average Purchase } & \$ 260 & \$ 250 \\\text { Standard Deviation } \sigma) & \$ 20 & \$ 23\end{array}$
We want to determine if, on the average, students at University A spent more on textbooks then the students at University B.
a. Compute the test statistic.
b. Compute the p-value.
c. What is your conclusion? Let ? = .05.

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Definitions:

Real-Time Communication

Instantaneous exchange of information through electronic means, allowing for immediate feedback.

Videoconferencing

A technology that allows users in different locations to hold face-to-face meetings without having to move to a single location, using video and audio transmissions.

Effective Listener

Someone who actively listens, understands, and engages with the speaker, demonstrating comprehension and empathy.

Defensive Listening

A listening style where the listener is overly sensitive or reactive to the message, often perceiving it as a personal attack.