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From two censuses of a population's occupations, carried out in 2000 and 2010, the following figures were obtained (all values are in ‘000s). Out of 3720 males employed in non-manual occupations in 2000, 450 were employed in professional jobs, 1290 in administration, 500 were shop-keepers, 690 were clerical workers, 480 shop occupations in 2000, 40 were in professional jobs, 780 in administration, 160 were shop-keepers, 1090 were clerical workers, 560 shop assistants and the rest in personal services. In 2010, the number of male employees had gone up by 850. There were increases of 210 in professional jobs, 80 in shopkeepers, 120 in clerical workers and 20 in personal services. The number in administration was then 1620.
In 2010, the female total was 4730. Female clerical workers were 1540, in personal services 1360 and in administration 920. Female shop assistants increased by 110 in 2010, and professional women by 10. Present the above information in a table and graphically suitable for reproduction in a national newspaper.
At the .05 significance level can we conclude that there is more variation in the processing time of the new machine?
a fair dice is tossed. let x denote the number that appears and let y1 if an odd number appears and y3 if an even
use the following information to answer the three items belowin a certain large forest 25 of all the beech trees show
The systolic blood pressure of a group of 18-year-old women is basically distributed with a mean of 120 mmHg and a standard deviation of 12 mmHg.
A study 200 nurses found that of 125 females nurses, 56 had bachelor's degree; and of 75 male nurses; 34 had bachelor degrees. if a nurse is selected at random, find the probability that the nurse is a female nurse with a bachelor degree.
Discuss the problem of finding a confidence interval for the difference µ1 - µ2 between the \wo means of two normal distributions if the variances uf and ""i are known but not necessarily equal.
indicate which student has the larger magnitude z score?art major x46 x with line over it 50.5 s5.2theater major x70 x
Carry out t test and find out whether or not demand and unit price are related. Let a=.05. Carry out an F test and find out whether or not demand and unit price are related.
Probability the second truck is available is .50, and the probability that both trucks are available is .30. What is the probability neither truck is available?
For the mold described in (g), can you find the probability that it's COST value will exceed $150,000? If yes, obtain this probability. If no, why not?
Probability of Landing Number Greater Than 2 in Playing Dice
a researcher is interested in whether students who attend private elementary schools do any better on s standard test
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