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Question: Oil spills 2006. Data from the International Tanker Owners Pollution Federation Limited (www.itopf.com) give the cause of spillage for 312 large oil tanker accidents from 1974 - 2006. Here are displays. Write a brief report interpreting what the displays show. Is a pie chart an appropriate display for these data? Why or why not?
Draw the tree diagram for experiment and complete the table below that represents the probabilities for each of the values that the random variable X will asume.
First k is repeated (possibly by using some of the first k flips). Show that the expected number of additional flips after the initial k is 2^k?
Also, the sample data appear to have a bell-shaped distribution. Construct the 95% confidence interval for the mean time spent on paperwork by all managers.
a survey conducted by the american automobile association showed that a family of four spends an average of 215.60 per
If the names of these 100 people in the building are still unknown but a room is allowed to lodge one tenant at most , then are there how many ways of room occupation?
question a statistics practitioner working for mlb wants to supply radio and television commentators with interesting
a computer retail store has 15 personal computers in stock. a buyer wants to purchase 4 of them. unknown to either the
Q6: A global financial institution transfers a large data file every evening from offices around the world to its headquarters. The time required to process the file is normally distributed with mean of 1.5 hours and standard deviation of 15 minutes.
the number of calories and number of grams of sugar per serving were measured for 36 breakfast cereals. the data are in
a clinical trial is run comparing a new drug for high cholesterol to a placebo. a total of 40 participants are
Is this a test of homogeneity or independence?- Write an appropriate hypothesis.- Are the conditions for inference satisfied?- Find the P-value for your test.
As people use the toothpaste, the amount remaining in any tube is random. Assume the amount left in the ube follows a uniform distribution. How much toothpaste would you expect to be remaining in the tube.
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