According to the National Association of Realtors, it took an average of three weeks to sell a home in 2017. Data for th

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According to the National Association of Realtors, it took an
average of three weeks to sell a home in 2017. Data for the sale of
40 randomly selected homes sold in Greene County, Ohio, in 2017
showed a sample mean of 3.6 weeks with a sample standard deviation
of 2 weeks. Conduct a hypothesis test to determine whether the
number of weeks until a house sold in Greene County differed from
the national average in 2017. Use the level of
significance, α = 0.05, and state your conclusion. ( In
your solution, please provide me 5 steps that involves in
hypothesis testing procedure, also, you can use either of the
approaches ( p-value or critical value ) for concluding about
null hypothesis.)