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Answer: . two-stage area
Explanation:
In two-stage specimen sampling, a simple random sample of specimen is selected and then a simple random sample is selected from the units in each sampled specimen. Two-stage sampling is used when the sizes of the specimens are large, making it difficult or expensive to observe all the units inside them.
Answer:
D
Explanation:
A warranty is a written guarantee, issued to the purchaser of an article by its manufacturer, promising to repair or replace it if necessary within a specified period of time.
Answer:
B
Explanation:
Depreciation is the uniform decrease in the value of an asset over a period until the salvage value is reached.
It is given by :
Annual depreciation expense = (cost of asset - salvage)÷ useful life of the asset
Therefore the accumulated depreciation would not equal the original cost of the asset at the end of its estimated useful life because the salvage value will be deducted from cost of asset under declining-Balance.
Answer: The correct answer is e). 3.67%
Explanation: An ordinary annuity is a series of payments made at the end of each period.
The formula for ordinary annuity is PV = PMT × ((1 - (1 + r) ^ -n)/ r)
Where; PMT = the periodic cash payment; r = the interest rate per period; n = the total number of periods and PV = present value.
Therefore; 3500000 = 250000×((1-(1+r)^-20)/r
This will give the rate as 3.67%
