An $\bar { x }$ Chart Is Being Developed Using 15 Samples of Size 9

question 2

Multiple Choice

An $\bar { x }$ chart is being developed using 15 samples of size 9 each.The average of 15 sample means is 6.20.The average of the 15 ranges is 0.30.The upper control limit is _______________.

• A)6.301
• B)6.267
• C)6.133
• D)6.099
• E)6.312

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Definitions:

Overhead Variances

The difference between actual overhead costs and the budgeted or standard overhead costs.

Predetermined Overhead Rate

An estimated rate used to allocate manufacturing overhead costs to products or job orders, calculated before the costs are actually incurred.

Labor-Hour

A unit of measure representing one hour of work by an employee, often used in costing and budgeting processes.

Variable Overhead Efficiency Variance

The difference between the actual variable overhead incurred and the standard variable overhead allocated, based on the actual input of the allocation base.