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In a little league baseball game, suppose the pitcher has a50% chance of throwing a strike and a 50% chance of throwing aball, and that successive pitches are independent of oneanother. Knowing this, the opposing team manager hasinstructed his hitters to not swing at anything.
a.The better walks on the fourth pitchb.The better walks on the 6th pitch(so 2 of the first give must be strike)c.The better walksd.The first batter scores while no one is oute.The first better walks given that the first two pichers are ball.
Show that if in the Law of Large Numbers we omit the assumption that all the X have the same mean and replace the m in the conclusion by [E(X1)+...+E(Xn)]/n, the law remains valid.
Briefly identify and contrast the methods used by the psychoanalytic perspective, the humanistic perspective, and the trait perspective to assess personality.
construct a 90% confidence interval for the true mean weight. what sample size would be necessary to estimate the true weight with an error +/- 0.03 grams with 90% confidence?
The statistical technique used in the regression analysis. The sum of squares is a mathematical approach to determining the dispersion of the data points.
Calculate the mean, median and mode for both sets and do graph/histogram to chart the results and conclude if indeed one set of year had more the other as far a snowfall.
Children were a random sample from the population of children represented by past records, what is the probability of observing a value of x equal to 60 or more?
Evaluate and interpret the coefficient of correlation and At the 0.05 level of significance, is there a significant linear relationship between calories and fat?
Recent crime reports indicate that 4.2 motor vehicle thefts occur each minute in the United States. Assume that the distribution of thefts per minute can be approximated by the Poisson probability distribution.
Is your sample of MSU students significantly different from the population of MSU students in terms of the number of classes they take per semester (use alpha level .05)? To answer this question, follow all of your steps for hypothesis testing.
Customers arrive to purchase tickets each hour. Determine the average time a ticket buyer must wait and the portion of time the ticket seller is busy.
Suppose the probability that a carton of eggs will contain at least one broken egg is 1/3. use a simulation of 20 trials to find the probability that the next three cartons will contain only unbroken eggs.
Let X be the number of yes votes obtained from a random sample of 200 out of the entire voting population. What is the expected value of X if, in fact, 65% of all voters supported the dictator?
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