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A distribution with a mean of u=64 and a standard deviation of=4 is being transformed inot a new standarized distribution of m=100 and deviation = 20 find the new standarized score for each of the following values from the original population.
i) x=60ii) x=72iii) x=52iv) x=66
What is the probability that a randomly selected adult who is "certain" or has "little doubt" that God exists has no more than a high school education?
Determine a 95 % confidence interval for the iron concentration.
At the 5% level of significance, test whether the proportion of internet users paying bills online is now more than 50%.
Suppose that you go out to sauerkraut pizza with two friends. you have agreed to the following rule to decide who will pay the bill. each person will toss a coin. the person who gets a result that is different from the other teo will pay the bill...
It is known that 60% of all students at a large university are female. A random sample of 8 students is selected. Calculate the probability that among the students in the sample 4.1 at least 7 are female 4.2 at most 1 is female.
Discuss a scenario where two-sample hypothesis testing might be useful for you. Explain what a type 1 error would mean for this scenario. Explain what a type 2 error would mean.
If the payoff from outcome A is twice the payoff from outcome B, then the ratio of these utilities will be.
the distance between major cracks in a highway follows an exponential distribution with a mean of 5 miles.a what is the
Assuming that the population standard deviations are the same, perform a two independent samples t-test on the hypotheses Null Hypothesis: μ1 = μ2, Alternative Hypothesis: μ1 ≠ μ2. What is the test statistic and p-value of this test?
testing equality of two means.an independent testing agency has been contracted to determine whether there is any
according to the consumer electronics manufacturers association 10 of all u.s. households have a fax machine and 52
The Consumer Price Index (CPI) and the cost of a slice of pizza
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