The 90% confidence interval about u1-u2 is the range from a lower bound of ____ to an upper bound of ____? Use the given statistics to complete parts (a) and (b). Assume that the populations are normally distributed. (a) Test whether μ1>μ2 at the α=0.10 level of significance for the given sample data. (b) Construct a 90% confidence interval about μ1−μ2. test stastic = .92 p value = .181 population 1 population 2 n 28 17 x 51.3 48.8 s 5.2 10.5
The 90% confidence interval about u1-u2 is the range from a lower bound of ____ to an upper bound of
____?
Use the given statistics to complete parts (a) and (b). Assume that the populations are normally distributed.
(a) Test whether
μ1>μ2 at the α=0.10 level of significance for the given sample data.
(b) Construct a 90% confidence interval about μ1−μ2.
test stastic = .92
p value = .181
population 1 population 2
n 28 17
x 51.3 48.8
s 5.2 10.5
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