Because Statistical Software Plays Such an Important Role in Modern

question 12

Multiple Choice

Because statistical software plays such an important role in modern statistical applications,many studies have encouraged the use of technology in statistics courses.The Guidelines for the Assessment and Instruction in Statistics Education (GAISE) (Aliaga et al. ,2005) project was funded by the American Statistical Association to examine needs for college level statistics courses.One of the six recommendations from GAISE is the use of technology for developing conceptual understanding and analyzing data.A survey was sent to students at 100 different universities across the United States to access the relationship between ease of learning the statistical software program SAS and a student's currently level of SAS proficiency.The results of the survey are published in Jackson et al. ,2011,in the International Mathematical Forum journal and are shown below. Table 1.Two-way table for ease of learning SAS and SAS proficiency level. What is the expected cell count for students who find SAS somewhat easy to learn and who are not proficient?

• A)20
• B)8
• C)9.3
• D)None of the above

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Definitions:

Operating Cash Flow

A measure of the amount of cash generated by a company's normal business operations, indicating whether a company can generate sufficient positive cash flow to maintain and grow its operations.

DOL

Degree of Operating Leverage, which measures a company's sensitivity of operational income to its sales levels, indicating the proportion of fixed versus variable costs.

Accounting Break-Even

The point at which total revenues equal total expenses, resulting in neither profit nor loss.

Fixed Costs

Expenses that do not change based on the level of production or sales.