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if you have a choice between two estimates the sample mean from a sample of size 5 and a sample mean from a sample of
in practice people do not know the population mean like you did in step 2 and do not have several estimates to get a
a friend quite upset calls you because she had a dream that a building had been bombed and she was helping to search
tomorrow morning when you first arise pick a three-digit number anything from 000 to 999 you can choose randomly or
a psychological test identifies people as being one of eight types for instance type 1 is rationalist and applies to 15
refer to given exercise a psychologist has noticed that teachers and rationalists get along particularly well with each
new spark plugs have just been installed in a small airplane with a four-cylinder engine for each spark plug the
refer to exercises 1 2 and 3 given that a randomly chosen student receives an a grade what is the probability that he
the 2007 working group on california earthquake probabilities reported that the likelihood of an earthquake in
recall that the empirical rule in stated that for bell-shaped distributions about 68 of the values fall within one
according to the us census bureau only 35 percent of the foreign-born people in the united states in 1997 were
an airline has noticed that 40 of its customers who buy tickets dont take advantage of advance-purchase fares and the
refer to the part of given example in which two students are drawn without replacement from a class of 30 students in
in a test for esp a picture is randomly selected from four possible choices and hidden away participants are asked to
five fair dice were tossed and the sum of the resulting tosses was recorded this process was repeated 10000 times using
the observed risk of an accident per month at a busy intersection without any stoplights was 1 the potential benefit of
refer to given example explain how you would change the simulation procedure if the assumption was that everyone was
refer to given example suppose that the probability of a correct guess each time is 40a explain how you would simulate
suppose that in a state lottery game players choose three digits each from the set 0 to 9 as they do in many state
janice has noticed that on her drive to work there are several things that can slow her down first she hits a red light
the pap smear is a screening test to detect cervical cancer estimate the sensitivity and specificity of the test if a
the university of california at berkeleys wellness encyclopedia 1991 contains the following statement in its discussion
a rare disease occurs in about 1 out of 1000 people who are similar to you a test for the disease has sensitivity of 95
suppose that there are 30 people in your statistics class and you are divided into 15 teams of 2 students each you
refer to given exercise find the following probabilitiesa pab pbc pa and bd pa or be pa and cf pa or cexercise a