The Employees of Cybertronics Inc

question 51

Multiple Choice

The employees of Cybertronics Inc.need to complete a certification online.A random sample of 16 employees gives an average time for completion of all the coursework and passing the tests of 20 hours.The population standard deviation is unknown but the sample standard deviation is 6 hours.You can assume that the population of employees is fairly large.Construct a 95% confidence interval for the average time required to complete the certification.

• A)17.06 to 22.94
• B)16.80 to 23.20
• C)17.68 to 22.32
• D)17.99 to 22.01
• E)18.31 to 21.69

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Definitions:

Fixed Costs

Costs that do not change with the level of output or sales in the short term, such as rent, salaries, and insurance.

Cost Behaviour

Cost behavior is the manner in which a cost changes as the related activity level or volume changes, typically classified into fixed, variable, and mixed costs.

Cost Estimation

The process of forecasting the likely costs of a project or production, based on various factors and historical data.

Data Collection

The process of gathering and measuring information on variables of interest, in an established systematic fashion that enables one to answer stated research questions, test hypotheses, and evaluate outcomes.