Full Question:
Edwin is the HR manager at a customer care unit with approximately 1,000 employees. He wants to statistically analyze the service data to make the recruitment process more effective by identifying desirable and undesirable qualities of employees. Edwin observes a high positive correlation between the employees' ability to adapt and the turnaround time. However, he decides to avoid using this criterion when recruiting employees. Which of the following, if true, would MOST strengthen this decision to avoid the criterion
A) The statistical significance of the correlation was found to be sixty percent.
B) Another trait, honesty, had a higher correlation coefficient than employees' ability to adapt.
C) The sample size used by Edwin was significantly larger than what was required.
D) Multiple regressions were observed among the variables used for the analysis.
Answer:
The correct answer here is A)
Explanation:
The key to decision making using statistical research is <em>Statistical Significance. </em>This means that a statistically significant observation is probably true. In this case, the statistical significance of his findings is 60%.
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Marginal utility will be calculated for movies by: 14/(4*4) which would mean 0.875 utils per dollar per movie. Whereas, for apps, it would be: 8/(3*4) which would mean utils per dollar per app to be 0.667. Hence, movies tend to carry higher utility.
Answer:
public education, fire protection, police services,
Answer:
The use of budgets in controlling operations
Explanation:
Budgetary control
The efficiency with which the manger utilizes the budget to control and monitor the costs and operations in a given period of time .
uses the budget as the controlling operations .
Steps of Budgetary Control:
a. Establish a plan or a target of the performance , which coordinates all the activities of the business .
b. Record the actual performance .
c. Compare the actual performance with the planned .
d. Calculate the differences , variances and the reasons .
e. Act immediately , if necessary, to remedy the situation.
