Recently, a report was published describing a string of cases of Norwalk virus
gastroenteritis among passengers on cruise ships. From this report, an
epidemiologist went on to form a number of hypotheses as to why there had
been this rather unusual increa

Syntax is considering an investment in one of two stocks. Given the information that follows,
which investment is better, based on the risk (the standard deviation) and return?
Given the information in the table, what percent is the rate of return for Sto

The solution must be broken down to show all work to the answer in detail.
Caswell Enterprises had the following end-of-year stock prices over the last five years and
paid no dividends.
Time
1
2
3
4
5
Caswell
$9
$14
$10
$7
$9
a. Calculate the average rate

Question 1
Visit the Australian Stock Exchange website, www.asx.com.au and from Prices and research drop-down menu, select
Company information. Type in the ASX code CCL (Coca-Cola Amatil Limited), and find out details about the
company. Your task will be

Sarah Wiggum would like to make a single investment and have $1.6 million at the time of her retirement
in 35 years. She has found a retirement fund that will earn 4% annually. How much will Sarah have to
invest today? If she earned an annual return of 18

Q1. Consider a firm which produces good y, using two inputs of factors of production
x 1 and x 2 .The
firm Production function is
1
2
y=f ( x1 , x2 ) =x 1 + x 2
1
2
,
(1)
+
+2 R
f : R
Where
Consider the set
1
1
+2x 1 2 + x2 2 y 0
D=cfw_(x 1 , x 2) R
2
+

1. Claims department of an insurance firm audited 150 customers payment claims. Out of
i.
these, 12% were found to be defective.
Estimate the standard error of the proportion of defective parts.
[2 Marks]
Solution: We have
Total no of customer payment cla

Question: 1:
The Voltage V across an inductor L, in LR electrical circuit drops exponentially over time t(s)
The relationship is
V =E e
1
. Where the emf, E and
are constants. Use the table of values for t
and v and logarithms to plot an appropriate strai

Given Info
Plant
South Town
North Town
East Town
West Town
Beta Coefficient
0.85
0.9
1.25
1.6
Risk Free rate
Market Risk Premium
Rf=
Rpr=
Market returns and their Probabilities
Probability
Return
0.15
0.2
0.5
0.1
0.05
8%
9%
10%
11%
12%
Question 1
Portfoli