We are interested in determining whether or not the variances of the sales at two music stores (a and b) are equal. a sample of 26 days of sales at store a has a sample standard deviation of 30 while a sample of 16 days of sales from store b has a sample standard deviation of 20. 17. refer to exhibit 11-2. the test statistic is a. 1.50 b. 0.67 c. 1.56 d. 2.25 18. refer to exhibit 11-2. the p-value for this test is a. between 0.05 and 0.10 b. between 0.10 and 0.2 c. between 0.2 and 0.3 d. none of these alternatives is correct. 19. refer to exhibit 1 1-2 at 95% confidence the null hypothesis a. should be rejected b. should not be rejected c. should be revised d. none of these alternatives is correct.

Luis and rosa, citizens of costa rica, moved to the united states in year 1 where they both lived and worked. in year 3, they provided the total support for their four young children (all under the age of 10). two children lived with luis and rosa in the u.s., one child lived with his aunt in mexico, and one child lived with her grandmother in costa rica. none of the children earned any income. all of the children were citizens of costa rica. the child in mexico was a resident of mexico, and the child in costa rica was a resident of costa rica. how many total exemptions (personal exemptions plus exemptions for dependents) may luis and rosa claim on their year 3 joint income tax return? a. 6 b. 5 c. 4 d. 2

What has caroline's payment history been like? support your answer with two examples

The average month end closing stock price for company a over the past year is $34.57 with a standard deviation of $4.65. the average month end closing stock price for company b over the same period is $26.15 with a standard deviation of $7.45. based on this data, we can conclude that the stock price for company a is more consistent when compared to the stock price for company b.