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The probability that a student passes Math class is 60% and the probablility the student passes English is 80%. The probability that the student passes is 54%
A) What is the probability the student passes either one of the classes (or both)?
B) What is the probability the student passes neither exam?
C) What is the conditional probability the student passes English and fails Math?
D) What is the condtional probability the student passes Math given the student passes English?
E) What is the conditional probability the student passes math given the student fails english?
given the independent random variables x and y with respective probability mass functionspx 0 12px2 12py1 16py2
two pain relief drugs are being considered. a random sample of 8 doses of the first drug showed that the average amount
Discuss the characteristics of a good research hypothesis. What distinguishes a null hypothesis from a research hypothesis? How would you explain the difference between non-directional research and directional research hypothesis?
You are presented a 90% confidence interval for the difference in population mean scores (with drug - without drug) of (-17.81, -7.24). What can you conclude from this interval?
If the proposed textbook receives a favorable review, how should the editor revise the probabilities of the various outcomes to take this information into account?
Let f:N x N -> N be the function defined recursively as follows: Use induction on the sum i + j to prove that f(i, j) = 2i + j + 6 for all (i, j) in N x N.
For the following data, determine whether or not right-hemisphere damage results in significantly reduced performance on the spatial skills task. Test with alpha set at .05 with one tail. The data are as follows:
Out of the total nuts manufactured by a company 0.5 percent became defective. The nuts are supplied in packets of 40. Find out the probability number of packets containing.
What can you conclude from Chebyshev's theorem about the percentage of adults in the town whose heights are between 57.3 and 77.7 inches? Please show work.
Determine pearsons correlation coefficient and comment on the value obtained. Obtain a regression equation representing the above data. Estimate the production batch size for a direct labour cost of R350-00.
Lewis earned 85 on his biology midterm and 81 on his history midterm. In the biology class the mean score was 79 with standard deviation 5.
a breathalyser test is used by police in an area to determine whether a driver has an excess of alcohol in their blood.
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