Exhibit 10-3 A Statistics Teacher Wants to See If There Is Any

question 112

Multiple Choice

Exhibit 10-3
A statistics teacher wants to see if there is any difference in the abilities of students enrolled in statistics today and those enrolled five years ago. A sample of final examination scores from students enrolled today and from students enrolled five years ago was taken. You are given the following information.
-Refer to Exhibit 10-3. The test statistic for the difference between the two population means is

• A)-.47
• B)-.65
• C)-1.5
• D)-3

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Definitions:

Information Overload

Exposure to an overwhelming amount of information.

Electronic Communication

The transmission of information using electronic means such as email, text messages, and social media.

Text Message

A form of electronic communication where short messages are sent over cellular networks between mobile devices.

Verbal

Pertaining to words, either spoken or written, as a means of communication or expression.