Mathematics, 20.09.2020 15:01 Lovebamagirl12
Let x be a random variable representing dividend yield of Australian bank stocks. We may assume that x has a normal distribution with s = 2.3%. A random sample of 11 Australian bank stocks has a mean x = 9.89%. For the entire Australian stock market, the mean dividend yield is μ = 7.9%. Do these data indicate that the dividend yield of all Australian bank stocks is higher than 7.9%? Use a = 0.05. What is the level of significance?
a. 0.025
b. 0.050
c. 0.100
d. 0.900
e. 0.975
Answers: 1
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