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Quota Sampling: in stratified the cost of taking random samples from individual strata is often so expensive that interviewers are simply give quota to be filled from different strata the actual selection of items for sample being left to the interviewers judgment. This is called quota sampling. The size of the quota for each stratum is generally propionate to the probability sampling. Quota samples generally happen to be judgment samples rather than random sample.
The average cost per night of a hotel room in New York City is $273 (SmartMoney, March 2009). Assume this estimate is based on a sample of 45 hotels and that the sample standard
Question 1: A mail-order firm has a circular which elicits a 10% response rate. Suppose 20 of the circulars are mailed as a market test in a new geographic area. Assuming that
Mike sells on the average 15 newspapers per week (Monday – Friday). Find the probability that 2.1 In a given week he will sell all the newspapers
A researcher is interested in comparing tastiness of different parts of cheese in grilled cheese sandwiches. The researcher expects that Cheddar cheese grilled sandwiches are rate
I need the following exercises done by March 19th at 11:59pm: 4.4, 4.6, 4.8, 4.10, 4.14, 4.18, 4.26, 4.28. On pages 198-205
CALCULATIONS OF MEAN USING PHSTAT
where i found an assignment about index?
1. Stock A and B have the following probability distributions: ECONONOMY PROBABILITY K(A) K(B) Boom
Co-relation: Co-relation in this case studies the behavior how each of the investment opportunity would react to any event vis – a vis each other. The same is measured in terms of
Characteristics of index number
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