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1. Let X and Y be independent random variables from an exponential distribution with common parameter θ = 1. Show that X/Y has an F -distribution. What is the number for degrees of freedom?
2. Let X be F distributed with 9 numerator and 12 denominator degrees of freedom. Find
(a) P (X ≤ 3.87),
(b) P (X ≤ 0.196),
(c) The value of a and b such that P (a <>Y < b)="">= 0.95.
Construct a 98 percent confidence interval for the true proportion of ranch style homes
If the cost per ounce of peas goes down by five cents, will the reported optimal solution still be optimal? Briefly explain/support your answer citing relevant figures, if any, from the output.
determine the optimal strategy for the situation by representing it as a game and finding the saddle point. state your
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assume x is normally distributed with a mean of 10 and a standard deviation of 2. determine the followinga px lt 31b
For the data, F=0.46 and the P-value equals 0.63. What can you conclude? d. What were the assumptions on which ANOVA was based? Which assumption is the most important?
Draw to scale a time series graph representing and using the ratio-to-moving-average method, determine the quarterly seasonal indices.
Families in the USA have a monthly magazine that discusses issues related to health and health costs. After surveying 23 of their subscribers
Draw on the materials from your Quantitative Research Methods for Professionals in Education and Other Fields and Discovering Statistics Using IBM SPSS Statistics texts, avoiding the problems richly cited in the Lavrakas, Mane, and Laszlo's 2010 a..
tracking a ballistic missile with normal distribution measurement errorthe trajectory meters secondsxt -196000 980t
mimi just started her tennis class three weeks ago. on average she is able to return 15 of her opponents serves. let
When a result is not extreme enough to reject the null hypothesis, explain why it is wrong to conclude that your result supports the null hypothesis.
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