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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?
a survey provided the estimate that the mean number of hours of television viewing per household is 7.25 hours per day.
What decision should be made based on the minimax regret criterion?
the length of time it takes college students to find a parking spot in the library parking lot follows a normal
a small software company will bid on a major contract. it anticipates a profit of 55000 if it gets it but thinks there
Test the null hypothesis that the telephone survey technique has a probability of selecting a household with no children that is equal to the value obtained by the census.
Assuming that this probability does not change, he would like to compute the probability that he will score on 1 or more of his next 4 attempts. He should use?
one concern about the depletion of the ozone layer is that the increase in uv light will decrease crop yields. an
question 1aaa furniture is a furniture manufacturer of desks and chairs. each desk uses 4 units of wood and each chair
Now they need your help to determine if the mean number of news shows watched in your neighborhood is similar to the national mean.
Create a 95% confidence interval for the population mean days absent for sickness based on this sample. Select the answer closest to your results.
Aggregate the opinions of the experts by computing the minimum, maximum, 25 th percentile, 50 th percentile, and 75 th percentile values.
the diameter of a shaft is normally distributed with mean 0.2508 inch and standard deviation of 0.0008 inch. the
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