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Q1) A uniform distribution is defined over interval from 2 to 5.
i) What are the values for a and b?
ii) What is the mean of this uniform distribution?
iii) What is the standard deviation?
iv) Illustrate that the total area is 1.00.
v) Determine the probability of a value more than 2.6.
vi) Determine the probability of the value between 2.9 and 3.7.
If there is relationship between parental income and SAT score, why can't we bring to a close that differences in score are caused by differences in parental income.
The Wilcoxon signed rank test is computed for the data and gives a value W + = 161.5. Using the Normal approximation (without the continuity correction) the P-value.
If you draw two balls without replacing the first one, what is the possibility that one ball is red and the other is white.
Decision making using the Transportation method.
Find out the mean number of letters that will arrive in two days.
A survey of the residents of a new subdivision on why they happened to select that area in which to live. You also wish to secure some information about what they like and do not like about life in the subdivision.
Find out the mean, median and mode for the given data
Is it reasonable to compute that the mean of the population is actually $15,000.
She has a history of being successful at getting a donor on 55 percent of her calls. If June has a quota to get at least four donors each day.
Write the regression equation approximately. Computed the coefficient of determination(r 2 ).
We want to estimate the population mean within 5, with a 99% confidence level. The population std dev is estimated to be 15. How large is the required sample size?
Find the probability that 4 of the 5 committee members belong to a union.Find the probability using hypergeometric distribution.
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