Exhibit 9-7 A Random Sample of 16 Statistics Examinations from a Large

question 134

Multiple Choice

Exhibit 9-7
A random sample of 16 statistics examinations from a large population was taken. The average score in the sample was 78.6 with a variance of 64. We are interested in determining whether the average grade of the population is significantly more than 75. Assume the distribution of the population of grades is normal.
-Refer to Exhibit 9-7. The test statistic is

• A)0.45
• B)1.80
• C)3.6
• D)8

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Definitions:

Business Strategy

Business strategy comprises the actions and decisions that a company makes to achieve its business goals and to secure a competitive position in the market.

Incrementalism

A policy or strategy of making gradual changes or taking small steps instead of large, drastic actions.

Emergent Strategies

Emergent strategies develop over time as managers learn from and respond to experience.

Managerial Learning Curve

The process by which managers gain experiential knowledge that improves their decision-making, efficiency, and effectiveness over time.