Answer:
represents the lateral surface area of the cone.
Step-by-step explanation:
Lateral surface area of cone(L) is given by:
.....[1]
where,
r is the radius of the cone
l is the slant height of the cone.
As per the statement:
A right cone with radius r and slant height s.
⇒
Substitute in [1] we have;
Therefore, represents the lateral surface area of the cone.
Answer:
There is a 95% probability that the portfolio would not loose more than 30% of its value.
Step-by-step explanation:
The confidence interval for proportions (<em>p</em>) is:
The information provided is:
For 95% confidence level the critical value of <em>z</em> is:
The 95% confidence interval for average annual return is:
The lower limit of the 95% confidence interval is -28%.
This implies that the portfolio would not loose more than 28% of its value.
Thus, there is a 95% probability that the portfolio would not loose more than 30% of its value.