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1. (i) Complaints were made about the level of pollutants in the discharge from a certain factory. The factory refuted the complaints by showing the results of their own analysis of the discharges. However, the Environmental Health Agency claimed the method of analysis used by the firm was faulty. A comparison was made over nine days using two methods of analysis in parallel to check the pollution levels. The results (in ppm.) are shown below:
Does the data suggest the firm's method does underestimate the level of pollution?
(ii) A company making electronic products has studied the pollution in the atmosphere by taking samples of air flowing into their filters and counting the number of dust particles. The results are shown below.
Number of Occasions
0
34
1
46
2
38
3
19
4
5
6 or more
(a) What model would be expected to describe this data?
(b) Test to see if your suggestion appears to be valid.
Definition of business valuation to determine the stock price of an entity. Business valuation is the value or price where a unit would be purchased at a given point in time. Usual
difference b/w historigrams & histogram?
A testing organization is evaluating the effectiveness of sinus relief tablets, Relief and SineOut. As part of the analysis the organization collects 44 sinus sufferers and random
discuss the considerations to be borne in mind when constructing index numbers
Depreciation during the financial year The Resources which are bought during the economical season and its determined that the Depreciation will be incurred on them @ 10% PA it
discuss the steps in preparing product cost allocation.
From the following information related to XYZ Ltd.; you are required to find out (a) contribution (b) Break-even point in units (c) Margin of safety, (d) Profit Total Fixed Costs
1. A researcher was interested lowering the high school dropout level in his county. He measured the reading level of students entering middle school (based on a standard test) and
how to solve balance sheet problem
Shafts are cut to length by two machines, A and B. Each machine cuts 50 percent of all shafts in approximately the same amount of time. Machine A''s shafts are all good, but Machin
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