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A math exam has 44 multiple choice questions, each with choices a to d. One student did not study and must guess on each question.
Normal approximation is used to estimate P(12 correct). This value will be different than the exact value computed by the binomial distribution. Find P(12 correct) by normal approximation to the binomial.
Explain in detail how probabilities are used in the situation you chose. What makes probabilities useful in this situation? Do these probabilities affect decision making in this situation? Explain your answer.
Cards are dealt from a well-shuffled standard deck until the first heart appears. What is the probability that exactly 5 deals are required?
Find the sample mean and sample standard deviation for the amount of unspent money returned at the end of the day.
If the probabilities for the first two scenarios are 0.19 and 0.37 respectively, then find the average value of sales in dollars. (two decimal places)
Use software to access the student survey data, and perform the appropriate test. Report the mean of sampled differences, the standardized mean
is there a relationship between these two measurements for the size of the 30 major league baseball stadiums?a. before
Discuss the problem of finding a confidence interval for the difference µ1 - µ2 between the \wo means of two normal distributions if the variances uf and ""i are known but not necessarily equal.
Select some specific data elements such as ALOS or Average Length of Stay, and explain what information you'd expect to gain from them.
What is the probability of choosing a queen from a deck of 52 cards? What is the probability of the 2nd card being a queen if the first was a queen? (without replacement)
apprx 10.3 of americans high school students drop out bf graduation. choose 10 students entering school at randon find
from the data bank select a random sample of 30 individuals.a. use the z test to test the hypothesis for iq that u 100.
Toss ten unbiased coins once at the same time, what is the probability that seven heads showing up? Use Binomial Distribution to calculate the probability.
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