Statstics

posted by .

Let x be a random variable representing dividend yield of Australian bank stocks. We may assume that x has a normal distribution with \alpha =2.3% A random sample of 18 Australian bank stocks has a sample mean of x bar = 6.1%. For the entire Australian stock market, the mean dividend yield is \mu = 5.5%. Do these data indicate that the dividend yield of all Australian bank stocks is higher than 5.5%? Use \alpha 6.1%What is the value of the test statistic?
a. 1.109
b. 1.107
c. –0.261
d. 0.061

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. statistics

    Suppose that the percentage returns for a given year for all stocks listed on the New York Stock Exchange are approximately normally distributed with a mean of 12.4 percent and a standard deviation of 20.6 percent. Consider drawing …
  2. statistics

    Suppose that the percentage returns for a given year for all stocks listed on the new york stock exchange are approximately normally distributed with a mean of 12.4 percent and a standard deviation of 20.6 percent. Consider drawing …
  3. Statistics

    Suppose that the percentage returns for a given year for all stocks listed on the New York Stock Exchange are approximately normally distributed with a mean of 12.4 percent and a standard deviation of 20.6 percent. Consider drawing …
  4. statistics

    Let x be a random variable representing dividend yield of Australian bank stocks. We may assume that x has a normal distribution with sigma =2.3%. A random sample of 17 Australian bank stocks has a sample mean of x bar 7.74%. For the …
  5. statistics

    Let x be a random variable representing dividend yield of Australian bank stocks. We may assume that x has a normal distribution with A random sample of 17 Australian bank stocks has a sample mean of For the entire Australian stock …
  6. math

    2. Let X be a random variable representing the dividend yield of Australian bank stocks. We may assume that X has a normal distribution with Now, suppose we wish to test the null hypothesis that against the alternative that using a …
  7. Statistics

    3. Let X be a random variable representing the dividend yield of Australian bank stocks. We may assume that X has a normal distribution with Now, suppose we wish to test the null hypothesis that against the alternative that using a …
  8. Statistics

    4. Let X be a random variable representing dividend yield of Australian bank stocks. We may assume that x has a normal distribution with A random sample of 19 Australian bank stocks has a sample mean of For the entire Australian stock …
  9. Math

    Let x be a random variable representing the monthly cost of joining a gym. We may assume that x has a normal distribution and that the population standard deviation is $5.20. A fitness magazine advertises that the mean monthly cost …
  10. Math

    Someone please help me, I do not understand how to solve this problem: Let x be a random variable representing dividend yield of bank stocks. We may assume that x has a normal distribution with σ = 2.0%. A random sample of 10 bank …

More Similar Questions