MNB3701 Assignment 2 Semester 1
Memo | Due 16 April 2026
The table below provides summary information about students in a class. The sex of
each individual and their age is given.
Male
Female
Total
Under 20 yrs old
10
8
18
Between 20 and 25
yrs old.
12
18
30
Older than 25 yrs.
26
26
52
Total
48
52
100
If a student is randomly selected from this group, what is the probability that the student
is a female given that she is older than 20 years? - <<<<ANSWERS>>>.5
, Meagan Dubean manages a portfolio of 200 common stocks. Her staff classified the
portfolio stocks by 'industry sector' and 'investment objective.'
Investment
Industry Sector
Objective
Electronics
Airlines
Healthcare
Total
Growth
100
10
40
150
Income
20
20
10
50
Total
120
30
50
200
If a stock is selected randomly from Meagan's portfolio, P (Healthcare U Electronics) = -
<<<<ANSWERS>>>.85
The table below provides summary information about students in a class. The sex of
each individual and their age is given.
Male
Female
Total
Under 20 yrs old
10
Memo | Due 16 April 2026
The table below provides summary information about students in a class. The sex of
each individual and their age is given.
Male
Female
Total
Under 20 yrs old
10
8
18
Between 20 and 25
yrs old.
12
18
30
Older than 25 yrs.
26
26
52
Total
48
52
100
If a student is randomly selected from this group, what is the probability that the student
is a female given that she is older than 20 years? - <<<<ANSWERS>>>.5
, Meagan Dubean manages a portfolio of 200 common stocks. Her staff classified the
portfolio stocks by 'industry sector' and 'investment objective.'
Investment
Industry Sector
Objective
Electronics
Airlines
Healthcare
Total
Growth
100
10
40
150
Income
20
20
10
50
Total
120
30
50
200
If a stock is selected randomly from Meagan's portfolio, P (Healthcare U Electronics) = -
<<<<ANSWERS>>>.85
The table below provides summary information about students in a class. The sex of
each individual and their age is given.
Male
Female
Total
Under 20 yrs old
10
