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What purchases will be made? A poll of 811 adults aged 18 or older asked about purchases that they intended to make for the upcoming holiday season.5 One of the questions asked what kind of gift they intended to buy for the person on whom they intended to spend the most. Clothing was the ?rst choice of 487 people.
(a) What proportion of adults said that clothing was their ?rst choice?
(b) What are the odds that an adult will say that clothing is his or her ?rst choice?
(c) What proportion of adults said that something other than clothing was their ?rst choice?
(d) What are the odds that an adult will say that something other than clothing is his or her ?rst choice?
(e) How are your answers to parts (a) and (d) related?
a company wished to study the effectiveness of a coffee break on productivity of its workers. the productiveness of
What conclusions can you reach about the relationship between the battery capacity and the digital-mode talk time? You would expect the cell phones with higher battery capacity to have a higher talk time. Is this borne out by the data?
question 1nbspa leading manufacturer is planning to make a new production and distribution facility either in mauritius
salvage value and goodwill cost can be important components of an inventory problem. how do they fit into the process
State the formula for the test statistic and show your decision rule using the 1 percent level of significance. (c) Carry out the test. Show your work. (d) What assumptions are required?
There a flu epidemic that is spreading across SF County. You are a principle and are in charge of 32 teachers. You want to plan ahead and be able to estimate how many substitute teachers the school may need during this epidemic.
a data set consists of 83 test scores. over a long period it has been found that the mean and standard deviation for
What is the probability that the bulb drawn is defective? what is the probability that the defective bulb was from box I?
the number of chocolate chips in an 18-ounce bag of chocolate chip cookies is normally distributed with a mean of 1238
Prove that if x + y is even, then the product xy(x + y)(x - y) is divisible by 24, and that without this restriction, 4xy(x- y)(x + y) is divisible by 24.
when calculating a sample size for a hypothesis test with the altenative hypothesis being ha micro1?micro2a use table
What is the probability of the person is 20 to 24 years old.What is the probability of the person is 20 to 34 years old.
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