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When the p-value is smaller than the significance level:
Analyse the data below to test the hypotheses that there are no differences between the two groups of subjects in terms of their walking time to exhaustion
I have heard from my teacher that there is a 7th null hypothesis hidden in the text for this study. The first 6 are presented in the tables.
Analyze my data with spearmans rank order coefficient test and came up with the table.
Scenario:Suppose we hypothesize that there is a negative (inverse) relationship between treatment and depression.
Test suggests that the average client loses 15 lbs during the first month feels the actual number of pounds loss is less than this tested the claim
For the sample of 32 lg us cities the correlation between the mean # of sq ft per office worker and the mean monthly rental rate in the central business
A real estate agent wants to compare the variation in the selling price of homes on the oceanfront with those 3 blocks away A sample of 21 oceanfront homes
An airline promotion to business travelers was based on the assumption that over two-thirds of business travelers use a laptop computer on overnight business
The Human Resources Director of Wayjacks Inc. has administered a dexterity test to job applicants for a period of several years.
An auditor for a government agency is assigned to the task of evaluating reimbursement for office visits to doctors paid by Medicare
The manager of a big travel agency monitors agents who do booking for service by phone. The average time for a phone call, in seconds, is used as one summary
A toy manufacturer produces battery-operated games. A random sample of 25 games averaged 15 operating hours on a set of batteries, with a standard deviation
Shawn and Kevin, two young men in their mid-twenties, have been close friends since they met during their college years.
Formulas b)when each would be used-what sort of problem to apply it to c)how to apply it, d) why it is applied to a particular problem
A marketing firm wants to know the proportion of Sox fans in the Chicago area within a margin of error of 8 percentage points
Ford Taurus travels 21 mi. while consuming exactly 1 gallon of gas. You developed a modification to the engine you believe increases the distance
A study was conducted on the annual incomes of corporate trainers in the state of New York, in metropolitan areas of less than 100,000, and in metropolitan area
Health care reform was one of the major platforms of the Clinton campaign in 1992 and one of the top priorities of his new administration in 1993
An insurance company is thinking about offering discounts on its life insurance policies to nonsmokers
The Anderson=s Super Dollar had two grocery stores in Erie, Pennsylvania. The mean time customers wait in the checkout line at the Byrne Road store is 3.7
The types of raw material used to construct stone tools found at the archaeological site Casa del rito are shown below
"The output of an estimated regression equation shows the t-statistic for a given coefficient associated with an independent variable to be 1.99."
The manufacturer of a particular all-season tire claims that the tires last for 22,000 miles.
Thomas Kaczy, owner of Hamilton Poultry, a national poultry distributor, based in New Hampshire, reported data on high egg production