What are the appropriate Ho and Ha for each of the following research studies? I

Question

What are the appropriate Ho and Ha for each of the following research studies? In addition, note whether the hypothesis test is one-tailed or two tailed? a. A study in which the researchers want to test whether there is s difference I. Spatial ability between left and right-handed people? b. A study on which researcher want to test whether nurses who work 8- hour shifts deliver higher-quality work than those who work 13- hour shifts c. A study in which researchers want to determine whether crate-training puppies is superior to training without a crate What are the appropriate Ho and Ha for each of the following research studies? In addition, note whether the hypothesis test is one-tailed or two tailed? a. A study in which the researchers want to test whether there is s difference I. Spatial ability between left and right-handed people? b. A study on which researcher want to test whether nurses who work 8- hour shifts deliver higher-quality work than those who work 13- hour shifts c. A study in which researchers want to determine whether crate-training puppies is superior to training without a crate a. A study in which the researchers want to test whether there is s difference I. Spatial ability between left and right-handed people? b. A study on which researcher want to test whether nurses who work 8- hour shifts deliver higher-quality work than those who work 13- hour shifts c. A study in which researchers want to determine whether crate-training puppies is superior to training without a crate

Explanation / Answer

a ) This is an example of a two-sample t test and the test is two tailed .

b ) This is an example of a two - sample t test and it is a one tailed test .

c ) This is an example of a paired t test and the test is one tailed .

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