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Mathematics, 03.01.2020 05:31 dewaynesmith46
Aguidance counselor at a university is investigating demand for study abroad. the question before her is how engineering and humanities majors compare regarding interest in study abroad during summer. random samples of 20 engineering and humanities majors each were interviewed. eight engineering majors and 12 humanities majors expressed interest in study abroad during the summer. the estimated difference in the proportion of engineering and humanities majors, p e − p h , where pe is the proportion of engineering majors interested in study abroad and ph is the proportion for humanities, has sampling distribution: a. with mean μ=0.2 and standard deviation σ=0.1549 shape not known. b. normal with mean μ= -0.2 and standard deviation σ=0.1549.c. normal with mean μ= 0.2 and standard deviation σ=0.1549. d. with mean μ=-0.2 and standard deviation σ=0.1549 shape not known
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Aguidance counselor at a university is investigating demand for study abroad. the question before he...
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