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A national computer retailer believes that the average sales are greater for salespersons with a college degree. A random sample of 34 salespersons with a degree had an average weekly sale of $3622 last year, while 31 salespersons without a college degree averaged $3199 in weekly sales. The standard deviations were $468 and $642 respectively. Is there evidence at the 5% level to support the retailer's belief?
Select the [p-value, Decision to Reject (RH0) or Failure to Reject (FRH0)].
a) [p-value = 0.003, FRH0]
b) [p-value = 0.001, RH0]
c) [p-value = 0.015, RH0]
d) [p-value = 0.015, FRH0]
e) [p-value = 0.003, RH0]
Create an example of an application oriented binomial experiment. You are to give the scenario which should include an "n" and "p".
an aircraft has 211 seats. when someone buys a ticket for a flight there is a .0741 probability that the person will
a food manufacturer uses an extruder that yields revenue for the firm at a rate of 200 per hour when in operation.
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If we assume that the errors made by rounding off are iid and have a uniform distribution over the interval ( - ~, ~), compute approximately the probability that the sum of the integers is within two units of the true sum.
explain why ms-within is not an appropriate error term demoninator for the repeated measures
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1. The Inn at Columbia has 150 rooms with standard queen-size beds and two two rates: a full price of $200 and a discount price of $120. To receive the discount price, a customer must purchase the room at least two weeks in advance (this helps to ..
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Calculate Upper and Lower Level Limits for a Fraction and X-Bar Chart
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