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WorksheetsHA2 Sem 2 Final Review part 2
Total questions: 40
Worksheet time: 1hrs 17mins
Name
Class
Date
1.
What is the interquartile range (IQR)?
a)
4
b)
64
c)
60
d)
8
2.
What shape is a normal distribution curve?
a)
Half curve
b)
Round curve
c)
Bell curve
d)
Square curve
3.
The mean temperature in Glens Falls for the month of February is 23 degrees with a standard deviation of 4.2 degrees. Approximately what percent of days in February will have days below 23 degrees?
a)
5%
b)
34%
c)
50%
d)
68%
4.
Between what two standard deviations of a normal distribution contain 68% of the data?
a)
one below and one above
b)
two below and two above
c)
two below and zero
d)
zero and two above
5.
The mean life of a tire is 30,000 km. The standard deviation is 2000 km.
Then, 68% of all tires will have a life between ___________ km and __________ km.
Then, 68% of all tires will have a life between ___________ km and __________ km.
a)
28,000 km and 32,000 km.
b)
24,000 km and 34,000 km.
c)
26,000 km and 34,000 km.
d)
27,000 km and 31,000 km.
6.
The mean GPA of students in a course at UCDavis is 3.2 with a standard deviation of 0.3. What percent of students in the course have a GPA between 2.9 and 3.8?
a)
81.5%
b)
47.5%
c)
68%
d)
95%
7.
What is the the total area under the standard normal distribution curve?
a)
100
b)
25
c)
.5
d)
1
8.
The heights of male students are Normally distributed with mean 1.7 m and standard deviation 0.2 m
In a population of 400 male students, how many would you expect to have a height between 1.4 m and 1.6 m?
a)
24
b)
54
c)
97
d)
100
9.
What is the shape of the Data Set?
a)
Skewed Left
b)
Symmetrical
c)
Skewed Right
10.
What is the shape of the Data Set?
a)
Skewed Left
b)
Symmetrical
c)
Skewed Right
11.
What is the probability that the person picked will be a boy given they speak german?
a)
.7273
b)
.4
c)
.16
d)
.22
12.
Given the following VENN Diagram answer the following.
P( B | A )
a)
2
b)
.4
c)
.6
d)
.8
13.
Given P(A) = .8 and P( B| A) = .3, find P( A and B).
a)
2.6
b)
.12
c)
.24
d)
.38
14.
P(A) = 0.7
P(B) = 0.5
P(A∩B) = 0.2
Find P(AUB)...
a)
0.3
b)
0.5
c)
1
d)
0
15.
P(A) = 0.7
P(B) = 0.5
P(A∩B) = 0.2
Find P(A∩B')...
a)
0.3
b)
0.5
c)
1
d)
0
16.
P(A) = 0.7
P(B) = 0.5
P(A∩B) = 0.2
Find P(B|A)...
a)
2/7
b)
2/5
c)
5/7
d)
1/6
17.
Find x.
a)
9
b)
3√3
c)
6
d)
6√3
18.
Find x - the length of the hypotenuse of the triangle.
a)
7
b)
14
c)
7√2
d)
7/2
19.
Cosecant is the reciprocal of what function?
a)
Secant
b)
Sine
c)
Cosine
d)
Tangent
20.
Cotangent is the reciprocal of what function?
a)
Cosecant
b)
Sine
c)
Cosine
d)
Tangent
21.
Secant is the reciprocal of what function?
a)
Cosecant
b)
Sine
c)
Cosine
d)
Tangent
22.
What is 7π/4 radians in degrees?
a)
300
b)
135
c)
315
d)
45
23.
What is 225 degrees in radians?
a)
7π/4
b)
5π/4
c)
3π/4
d)
5π/3
24.
Convert π radians to degrees.
a)
90⁰
b)
180⁰
c)
360⁰
d)
60⁰
25.
In which quadrant would you find an angle measuring θ = -740°
a)
1
b)
2
c)
3
d)
4
26.
Susan is flying a kite, which gets caught in the top of a tree. Use the diagram to estimate the height of the tree.
a)
63.6 ft
b)
1.59 ft
c)
74.2 ft
d)
86.9 ft
27.
Find an angle coterminal with -32°
a)
32°
b)
360°
c)
328°
d)
148°
28.
In which quadrant(s) is sinθ positive?
a)
I
b)
II
c)
I and II
d)
III and IV
29.
a)
A
b)
B
c)
C
d)
D
30.
cos(60°)
a)
0
b)
1/2
c)
√3/2
d)
1
31.
Which sketch is -70°?
a)
A
b)
B
c)
C
d)
D
32.
If the sinθ=7/12, what is cosθ?
a)
12√95/95
b)
12/95
c)
12/√95
d)
√95/12
33.
Let (-4, 3) be a point on the terminal side of θ. Which of the following is FALSE?
a)
cos θ = -4/5
b)
tan θ = -3/4
c)
sin θ = 3/5
d)
cos θ = 4/5
34.
Find the missing angle indicated by
θ
θ
a)
45
b)
90
c)
60
d)
30
35.
sin(0°)
a)
0
b)
1/2
c)
√3/2
d)
1
36.
If sinθ = 3 / 5 and θ is in Q II, find tan θ.
a)
3 / 4
b)
-3 / 4
c)
4 / 3
d)
- 4 / 3
37.
If cosθ = -12/13 and θ is in Q II, find csc θ.
a)
5 /13
b)
13 / 5
c)
-13 / 5
d)
13 / -12
38.
What is 90 degrees in radians?
a)
π/4
b)
π/2
c)
π/6
d)
3π/2
39.
tan(π/3)
a)
3
b)
und
c)
√3/3
d)
√3
40.
tan(π/2)
a)
1
b)
0
c)
-1
d)
und
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