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a) Multinomial vector (x1, x2, x3, x4) with cell probabilities given by (1/2 + Q/4, 1/4(1-Q), 1/4(1-Q), Q/4) (Q = theta)
-Show that this is a curved exponential family?
-Find a sufficient statistic for Q?
-Find minimal sufficient statistic for Q?
b) Let X1, .... Xn be a random sample from a population with location pdf f(x-Q). Show that the order statistics, T(X1, ...., Xn) = (X(1), ... X(n)) are a sufficient statistics for Q and no further reduction is possible?
A sample of 10 widgets has a mean of 23.050 and standard deviation of 6.450. At 90% confidence, the lower limit with 3 decimal places is?
joe used a project management software package and has determined the following results for a given project. expected
mike dreskin manages a large los angeles movie theater complex called cinema l ll lll lv. each of the four auditoriums
The price in dollars of a gallon of gasoline at the end of each month is recorded for one year.
Respond to each of the following questions being sure to show all of your work in the space(s) provided.
suppose there are 10 drawers each containing two coins. drawers 1 and 2 contain only gold coins while in drawers 34 and
Suppose that in a pharmacologic study involving 6000 patients,75 patients have blood-glucose levels at least 1.5 times the upper limit of normal on one occasion. What is the probability that this result could be due to chance?
How can partial correlation help researchers explore possible causal relationships among correlated variables?- When is the Spearman rank-order correlation used?
Should you buy it and how long should you wait to sell it (consider only integer years), and how much money will you receive at the time of its sale?
In a group of 6 computer programmers, what is the probability that none are introverts? What is the probability that 4 or more are introverts?
Student who scores in the top 5% of statewide scores. How high should a student score be to win this award? Give your answer to the nearest integer.
What are the predicted sales - What was the number of families used in this study - determine whether an individual independent variable is significant?
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