The closing prices of two common stocks were recorded for a period of 15 days. The means

Question:

The closing prices of two common were recorded for a period of 15 days. The means and variances are

a. Do these data present sufficient evidence to indicate a difference between the variabilities of the closing prices of the two stocks for the populations associated with the two samples? Give the p-value for the test and interpret its value.
b. Construct a 99% confidence interval for the ratio of the two population variances.

Stocks
Stocks or shares are generally equity instruments that provide the largest source of raising funds in any public or private listed company's. The instruments are issued on a stock exchange from where a large number of general public who are willing...