WorksheetsSession 7
Total questions: 14
Worksheet time: 15mins
What type of matrix is this?
(Choose all that applies)
Diagonal matrix
Upper triangular
Lower triangular
Symmetrical
What type of matrix is this?
(Choose all that applies):
Diagonal matrix
Upper triangular matrix
What type of matrix is this:
(choose all that applies)
Diagonal matrix
Lower triangular matrix
Square matrix
Rectangular Matrix
To perform multiplication between two 3X3 matrices, how many basic operations (addition, multiplication, etc.) do you need to perform?
9
27
45
54
Looking at this Venn diagram, which areas represent A ∩ B
A+B
A+B+C
C
none of the above
Looking at this Venn diagram, which areas represent A ∪ B
(select all that applies)
A+B
C
A+B-C
U-D
U-C
Looking at this Venn diagram, which areas represent A\B?
A-C
C
D-B
U-B-C
Looking at this Venn diagram, which areas represent Ac ∩ Bc
C+D
D
U
U-D
Looking at this Venn diagram, which areas represent Ac ∪ B
B+C
B+D-C
B+D
U-A
There are 100 students enrolled in MAS162 this semester, and this unit's overall fail rate is 40%. The PASS session attendance rate is 20%, and the fail rate of PASS session attendees was 10%.
How many people attend PASS sessions?
PS: the next few questions have the exact same context, so no need to re-read it too much.
PPS: this question has 3 minutes for everyone to read it, but the next few questions will have less time frame.
10
20
40
80
There are 100 students enrolled in MAS162 this semester, and this unit's overall fail rate is 40%. The PASS session attendance rate is 20%, and the fail rate of PASS session attendees was 10%.
How many students will pass MAS162?
20
40
58
60
There are 100 students enrolled in MAS162 this semester, and this unit's overall fail rate is 40%. The PASS session attendance rate is 20%, and the fail rate of PASS session attendees was 10%.
How many students who attend PASS will fail this unit?
2
4
8
12
There are 100 students enrolled in MAS162 this semester, and this unit's overall fail rate is 40%. The PASS session attendance rate is 20%, and the fail rate of PASS session attendees was 10%.
How many students who do not attend PASS will fail this unit?
32
36
38
48
There are 100 students enrolled in MAS162 this semester, and this unit's overall fail rate is 40%. The PASS session attendance rate is 20%, and the fail rate of PASS session attendees was 10%.
What is the fail rate of people who do not attend PASS?
32%
38%
47.5%
63.3%
