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a rental agent states that the average rent for an apartment is 750 a sample of 12 renters show that the mean is 732
assignment applying hypothesis testingfor this discussion answer the following questionsbull what is a null
part -11 one interesting question is are the average comparatios equal across salary ranges of 10k eachwhile
linear programming question -seall manufacturing company makes color television sets it produces a bargain set that
oak creek is found in a mountainous area above a flat broad valley and flows for 4 km the creeks source is found at
during a certain week the mean price of gasoline in california was 4117 per gallon a random sample of 38 gas stations
the mean annual salary for flight attendants is about 65700 a random sample of 48 flight attendants is selected from
the braking distances from 60 miles per hour to a complete stop on dry pavement of a car are normally distributed with
a population has a mean mu 150 and a standard deviation sigma 25 find the mean and standard deviation of the sampling
the weights of ice cream cartons produced by a manufacturer are normally distributed with a mean weight of 10 ounces
the scores on an exam have a normal distribution with mean 59 and standard deviation 12 students with scores in the top
1 jims pool is the shape of a rectangle the length is 6 m less than three times the width and the perimeter is 68 m
find the present value of a 10 year annuity-immediate with quarterly payments in which the first payment is 200 the
a production line produces rulers that are supposed to be 12 inches long a sample of 49 of the rulers had a mean of 121
the results of the october 3rd vote on the emergency stabilization act of 2008 are shown in the table belowregion yes
the physical plant at the main campus of a large state university receives daily requests to replace florescent light
from the mail service with immediate delivery of the postal service in the united states 90 is received by the
a design effect for the mean of a variable 1144 will the variance be under clustering be smaller or bigger than under
we wish to measure the average prevalence of a chemical in the population the measurement is done by a blood test we
we have the following data sample mean x 426 sample deviation s 2 number of samples n 33 and the null hypothesis is mu0
1 suppose there are 1885 players in major league baseball and 55 of these players have college degrees if you select a
1 the tensile strength of a certain type of wire is normally distributed with a mean of 985 and a standard deviation of
question acompany supplies pins in bulk to a customer the company uses an automatic lathe to produce the pins factors
sixteen automobiles are sampled to measure luggage capacity the results yield an average of 123 cubic feet with a
for a normal distribution with a mean of 222 and a standard deviation of 31 what is the z value distance from the mean