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Question 1. Calculate confidence intervals around the P and Q percentages using the following sample data:
a. P = 75% , Q = 25% n= 678 @ 95% level of confidence
b. P = 75%, Q = 25% n= 35 @ 95% level of confidence
Question 2. A dog breeder specializes in golden retrievers. The local police department suspects that this breeder is selling puppies with an abnormal amount of hip problems to out of state customers. The department learns that the probability of a golden retriever pup developing hip problems in its first year of life is 10% (.10). How many pups out of a litter of 5 must develop hip problems for the police department to take action against this breeder with 95% confidence that she is guilty?
A health club has six tennis courts. The owner hypothesizes that his patrons have no preference for a particular court. He observes how many people play on each court on a particular day. Compute the expected value for the data shown below.
Jim owns three real estate offices in Anytown. He has decided to open one more office, but cannot decide between hometown or uptown as the towns where he wants to locate.
The scores are normally distributed with a mean of 165 and a standard deviation of 17. If only the top 20% of the soldiers are selected, what would the cutoff score be?
the owner of brittens egg farm wants to estimate the mean number of eggs laid per chicken. a sample of 20 chickens
According to study done by Nick Wilson of Otago University, the probability a randomly selected individual will not cover his or her mouth when sneezing was 0.267. Suppose you sit on a mall bench and observe 200 people pass by as they sneeze.
Using the Variable view in SPSS list what each of the values of the categories assigned for age represent.
most major airlines allow passengers to carry two pieces of luggage of a certain maximum size onto the plane. however
an mp3 player is loaded with 60 musical selections 24 rock tunes 21 jazz tunes and 15 blues tunes. the player is set on
suppose that the specifications on the diameter of a rotor shaft are 0.25plusmn0.002. if the diameters are distributed
For the sheet-metal stamping machine in certain factory, the time between failures, X1 has a mean between the failures, of 56 hours and a variance of 16 hours.
Test at a 95% confidence interval. What is the Hypotheses and indicate what is the sample proportion. What is the P-value and, in turn, what is your conclusion?
Briefly describe whether you think your area of interest is more conducive to experimental or correlation research. What are the costs/benefits of each as it relates to your research area
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