Exhibit 20

question 92

Multiple Choice

Exhibit 20.3.A company which produces financial accounting software wants to offer better training to its customers.The training is intended to decrease the amount of time required to do complicated accounting calculations.For seven individuals,the amount of time (in minutes) to complete a complicated calculation is determined before and after completing the new training. Refer to Exhibit 20.3.Using the p-value approach and ,the appropriate conclusion is:

• A)Do not reject the null hypothesis,cannot conclude the median difference of the times is greater than zero
• B)Do not reject the null hypothesis,conclude the median difference of the times is greater than zero
• C)Reject the null hypothesis,cannot conclude the median difference of the times is greater than zero
• D)Reject the null hypothesis,conclude the median difference of the times is greater than zero

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Definitions:

Visually Presented

Something shown or displayed through visual means, such as images, diagrams, or videos.

Suffix Effect

A phenomenon where the presence of an extraneous sound at the end of a list can impair recall of the final items, relevant in studies of memory and auditory processing.

Echoic Memory

A type of sensory memory that stores auditory information received from the environment for a short duration.

Short-Term Memory

The component of memory where small amounts of information can be stored for a short period of time.