a. HA: μ > 0.5, n = 26, T = 2.6 b. HA: μ ̸ = 0.5, n = 26, T = 2.6 c. HA: μ < 3, n = 18, T = −2.2
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A random sample is selected from an approximately normal popu-
lation with an unknown standard deviation. For each of the following set of hypotheses, sample size
and the T-statistic, find (a
a. HA: μ > 0.5, n = 26, T = 2.6
b. HA: μ ̸ = 0.5, n = 26, T = 2.6
c. HA: μ < 3, n = 18, T = −2.2
d. HA: μ < 3, n = 18, T = 2.2
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