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1. (a) What type of statistical data is best represented by apie diagram? Illustrate your answer with Example.
(b) "Diagrams do.not add anything to.the meaning of statistics but when drawn and studied intelligently, they bring to view the salientcharacteristics qfgraphs and series.", Discuss the statement describing briefly the various types of diagrams.
25. (a) What is false base line? Under what conditions would its use be desirable?
(b) What conditions must generally be borne in mind while presenting statistical data?
according to an irs study it takes a mean time of 330 minutes for taxpayers to prepare copy and electronically transfer
If a college includes a minimum score of 1050 among its requirements, what percentage of females do not satisfy that requirement?
What is the number of personnel records that should be sampled, at minimum, to satisfy the requirements?
a for a representative sample of cars would the correlation between the age of the car and its gasoline economy miles
A humane society claimes that less than 36% of U.S. households own a dog. In a random sample of 396 U.S. households, 151 say they own a dog. At x=0.04, is there enough evidence to support the society's claim?
What is the 90% confidence interval estimate of the difference between the two population means? How do the results compare in all the three approaches to hypothesis testing?
identify the sampling technique used to obtain this samplea group of 240 adults are given numbers from 1-40. a ball is
determine if the demand and/or supply function is exactly identified, overidentified, or underidentified and give a graphical interpretation of your answer to part a.
Why efficiency in markets with incomplete information present lower than in those with perfect information.
Is it reasonable to conclude the mean income of those selecting Plan B is larger? What is the p-value? Do the coefficients of skewness affect the results of the hypothesis test? Why?
Interpret the slope.
a random sample of the lifetime of 49 ultraillum light bulbs has a mean of 3960 hours and a standard deviation of 200
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