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after 5 years at her company katy just got promoted and decided to buy a new house worth 230000 she can pay 10 up front
what are the uses and value of statistical significance testing and the p-value as demonstrated in the various
should you perform a log transformation on a categorical nominal variable or can you only do that for continuous
you randomly sample 50 theaters in the united states you ask those theaters how much they charge for a large popcorn
the local police department must write an average of 5 traffic tickets each day to keep department revenues at budgeted
bob is interested in studying whether the average household incomenbspin city a is lower than the national
williamnbspis interested in knowingnbspwhether or not athletics from his team have lower satisfaction with their team
a study indicates that the weights of adults are normally distributed with a mean of 140 lbs and a standard deviation
the contents of a particular bottle of shampoo marked as 150 ml are found to be 153 ml at an average with a standard
a blaster rifle manufacturing facility on naboo has 6500 employees the employees were asked whether they preferred a
the glen arboretum wants to start removing invasive norway maple trees to determine just how bad the problem is you set
the sample distribution on individual iq scores raw scores has a sample mean of 100 and a standard deviation of 16 what
a factory makes parts for laptop computers including screws the screws are required to have the right length the
in a large university 68 of students live in dormitories a random sample of 14 students is selectedwhat is the
heights of women follow a normal distribution with meannbspmu636nbspinches and standard deviation ofnbspsigma25
a large furniture retailer wants to conduct a customer satisfaction survey customers are divided into groups based on
the monthly sales demand for a new product is uncertain but it is considered to be adequately described by a normal
suppose that you have 5000 and you are contemplating the purchase of two investments ibm and walgreens one year from
adult male heights x have n70 33a what percent of adult males are shorter than 63b what percent of males are taller
an electronics store receives a shipment of 37 graphing calculators including 5 that are defective eight calculators
it has been a bad day for the stock market and you have heard that only 30 of all stocks gained value suppose you have
according to the same national collegiate athletic association data the means and standard deviations of eligibility
some statistics students were interested in finding out in there was a relationship between the number of hours of
given the probability distribution functionx 0 1 2probability 025 050 025a graph the probability distribution functionb
is it possible to have no or very small collinearity and correlation between variables yet have the same r squared and