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Through the 2012-2013 season, Lionel Messi has scored 215 goals in 246 games played for Barcelona, for a lifetime 0.86 goals/game ratio. Suppose that Messis true goals per game ratio is in fact 0.86. Assume that Messis goals per game has a standard deviation of 0.76 goals per game.
a) If Messi plays in exactly 250 more games during his career with Barcelona, what is the sampling distribution of his average goals per game?
b) What is the probability that Messi will score at least a goal a game if he plays in exactly 250 more games with Barcelona?
a mens clothing store has ordered 36 shirts with various patterns. inventory records show 20 different styles of ties
Using a one-sided hypothesis test with a 90% confidence level, which of the following statements do these data support?
List the simple events in the sample for this experiment. Assuming that each pair of city council members has an equal chance of being selected, assign probabilities to each simple event.
People in a large population average 60 inches tall. You take a random sample and will be given a dollar for each person in your sample who is over 65 inches tall.
question recently students in a marketing research class were interested in the driving behavior of students.
If the test contains 250 questions, what is the probability that Julie will score 75% or lower? (Use the normal approximation to the sampling distribution to solve this problem.)
MSA Computer Corporation manufactures two models of minicomputers, the Alpha 4 and Beta 5. The firm employs 5 technicians, working 160 hours each per month, on its assembly line.
please answer this question using r code. the answer for this quesiton can be easily be found with a google search
find and interpret the 98 confidence interval for the standard deviation of the time that it takes a telephone
the number of lightning strikes on a square kilometer of open ground in a year has mean 6 and standard deviation 2.4.
Determine the probability that she lives in an all electric home?
The average weight of the sample is 10.2 g. From past shipments, it is known that the standard deviation of weight among mice is 2 g. Find a 95% confidence interval for the mean weight of all the mice in the shipment.
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