The average lifetime of a light bulb is 3,000 hours with a standard deviation of 696 hours. A simple random sample of 36 bulbs is taken
a. What are the expected value, standard deviation, and shape of the sampling distribution of ?
b. What is the probability that the average life in the sample will be between 2,670.56 and 2,809.76 hours?
c. What is the probability that the average life in the sample will be greater than 3,219.24 hours?
d. What is the probability that the average life in the sample will be less than 3,180.96 hours?
a. 3,000 . 116; normal
b. 0.0482
c. 0.0294
d. 0.9406
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On June 1, 2016, Bagby Co purchased a new car for $36,000 with a useful life of eight years and a residual value of $4,800. If the company used double-declining-balance depreciation computed to the nearest whole year, depreciation expense for 2017 was
A) $6,750.00 B) $7,687.50 C) $5,250.00 D) $5,850.00
A mediator is persistent which means among other things that he is thick skinned
Indicate whether the statement is true or false.
The following information relating to a company's overhead costs is available. Budgeted fixed overhead rate per machine hour$0.50 Actual variable overhead$73,000 Budgeted variable overhead rate per machine hour$2.50 Actual fixed overhead$17,000 Budgeted hours allowed for actual output achieved 32,000 Based on this information, the total overhead variance is:
A. $6,000 unfavorable. B. $1,000 favorable. C. $6,000 favorable. D. $7,000 favorable. E. $1,000 unfavorable.
Smith purchased a home before he married. He and his spouse now reside in the home. The home is: A) Community property
B) Separate property. C) Held in joint tenancy. D) None of the above