Posted by **Justina** on Sunday, August 7, 2011 at 9:21pm.

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

## Answer this Question

## Related Questions

- statistics - Let x be a random variable representing dividend yield of ...
- Statistics - 4. Let X be a random variable representing dividend yield of ...
- statistics - Let x be a random variable representing dividend yield of ...
- Statistics - 3. Let X be a random variable representing the dividend yield of ...
- math - 2. Let X be a random variable representing the dividend yield of ...
- statistics - Do bonds reduce the overall risk of an investment portfolio? Let x ...
- Statistics - Suppose that the percentage returns for a given year for all stocks...
- statistics - Suppose that the percentage returns for a given year for all stocks...
- statistics - Suppose that the percentage returns for a given year for all stocks...
- math - It is known that the number of people who enter a bank during a time ...

More Related Questions