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Worksheets12-6 Senior stats
Total questions: 70
Worksheet time: 2hrs 22mins
Name
Class
Date
1.
Evaluate this expression using the quotient rule.
a)
95
b)
99
c)
15
d)
9-5
2.
Evaluate the expression using the quotient rule.
a)
34
b)
1/34
c)
3-12
d)
332
3.
Evaluate the expression using the quotient rule.
a)
214 z13
b)
22/z7
c)
214/ z7
d)
22 z7
4.
(2ab)3
a)
23a3b3
b)
2ab3
c)
6a3b3
d)
6ab
5.
(7uv2)-5
a)
-35uv-10
b)
-5/7uv2
c)
1/75u5v10
d)
1/7uv10
6.
(53x2y4)0
a)
5xy
b)
1
c)
0
d)
5
7.
Simplify (-4r5)(2r8)
a)
-8r13
b)
-2r13
c)
-8r40
d)
-2y40
8.
(ab8c)(a-17c10)
a)
a17b8c11
b)
a16b8c11
c)
(b8c11)/(a16)
d)
a-17b8c10
9.
a)
2a2b6
b)
1/2a2b6
c)
b6/2a2
d)
2b6/a2
10.
Make this negative exponent positive.
9-3
9-3
a)
93
b)
1/9-3
c)
1/93
d)
729
11.
According to exponent rules, when we multiply the same base we _______ the exponents.
a)
Multiply
b)
Add
c)
Divide
d)
Subtract
12.
Simplify (7a2)(5a6b)2
a)
35a14b2
b)
175a12b2
c)
175a14b2
d)
35a14b
13.
Make this negative exponent positive.
9-3
9-3
a)
93
b)
1/9-3
c)
1/93
d)
729
14.
According to exponent rules, when we multiply the same base we _______ the exponents.
a)
Multiply
b)
Add
c)
Divide
d)
Subtract
15.
130
a)
1
b)
2
c)
3
d)
4
16.
Simplify (-5.7)0
a)
1
b)
0
c)
-1
d)
-5.7
17.
a)
58
b)
56
c)
52
d)
1
18.
Simplify: x ∙ x ∙ x ∙ x ∙ x ∙ x
a)
x6
b)
6x
c)
x3
d)
6x6
19.
Which number is the EXPONENT?
42 = 16
42 = 16
a)
4
b)
2
c)
16
20.
33 • 33
a)
36
b)
99
c)
27•27
d)
186
21.
Expand x5
a)
x⋅x⋅x⋅x⋅x
b)
1/x⋅x⋅x⋅x⋅x
c)
x5
d)
5
22.
x-3
a)
-3x
b)
x3
c)
1/ x-3
d)
1/ x3
23.
What is the exponential form of
4 x 4 x 4 x 4 x 4 x 4
4 x 4 x 4 x 4 x 4 x 4
a)
64
b)
42
c)
46
d)
4 x 6
24.
According to exponent rules, when we divide the expressions we _______ the exponents.
a)
add
b)
subtract
c)
multiply
d)
divide
25.
Which is equivalent to 7 x 7 x 7 x 7 x 7 x 7
?
?
a)
75
b)
76
c)
67
d)
77
26.
25 is the same as 2 x 5.
a)
True
b)
False
27.
Choose the answer.
52
52
a)
10
b)
15
c)
20
d)
25
28.
Choose the answer.
52
52
a)
10
b)
15
c)
20
d)
25
29.
Which is greater, 26540 or 50?
a)
26540
b)
50
c)
They are the same
d)
Zero is greater
30.
The exponent equivalent of 20 x 20 x 20 is
a)
20 x 3
b)
203
c)
320
31.
a)
x12
b)
x-12
c)
x2
d)
x-2
32.
a)
a7
b)
a10
c)
a3
d)
a-3
33.
Simplify
(-7y2)(5y4)
(-7y2)(5y4)
a)
-35y6
b)
-2y6
c)
-35y8
d)
-2y8
34.
(x-3)2
a)
x6
b)
1/x5
c)
1/x6
d)
x5
35.
a)
m4
b)
m6
c)
m10
d)
1/m6
36.
x-3
a)
1/x3
b)
1/x-3
c)
3x
d)
1/3x
37.
At Dominique's Donuts the number of donut holes in a bag can vary. Help Dominique find the mode.
12,10,10,10,13,12,11,13,10
12,10,10,10,13,12,11,13,10
a)
13
b)
12
c)
11
d)
10
38.
Ervin bowled 7 games last weekend. His scores are: 155, 165, 138, 172, 127, 193, 142. What is the range of Ervin's scores?
a)
193
b)
127
c)
60
d)
66
39.
What is the mode?
a)
# happening the most
b)
the average
c)
biggest - smallest
d)
the middle #
40.
The scores awarded to 25 students for an assignment were as follows:
4 7 5 9 8 6 7 7 8 5 6 9 8 5 8 7 4 7 3 6 8 9 7 6 9
What is the mode?
4 7 5 9 8 6 7 7 8 5 6 9 8 5 8 7 4 7 3 6 8 9 7 6 9
What is the mode?
a)
6
b)
7
c)
8
d)
9
41.
Find the mean of these numbers:
5,11,2,12,4,2
5,11,2,12,4,2
a)
4.1
b)
6
c)
4.5
d)
4
42.
Find the median of these numbers:
4,2,7,4,3
4,2,7,4,3
a)
2
b)
5
c)
7
d)
4
43.
Find the median, mode and range:
3, 5, 7, 9, 11, 8, 3
3, 5, 7, 9, 11, 8, 3
a)
median:7 mode:3 range:7
b)
median:6 mode:3 range:7
c)
median:7 mode:3 range:8
44.
Find the mean of these numbers:
2, 57, 38, 42, 6
2, 57, 38, 42, 6
a)
29
b)
38
c)
50
d)
145
45.
In order to find the median, the data must be sorted from least to greatest first.
a)
True
b)
False
46.
What is the range?
a)
average
b)
biggest-smallest
c)
the middle #
d)
# happening the most
47.
Find the range.
7, 1, 1, 7, 1, 4, 1
7, 1, 1, 7, 1, 4, 1
a)
6
b)
5
c)
7
d)
3
48.
Find the median.
12, 5, 9, 18, 22, 25, 5
12, 5, 9, 18, 22, 25, 5
a)
9
b)
8
c)
12
d)
18
49.
What is the median?
a)
The number in the middle.
b)
The greatest number - the least number
c)
The average
d)
The number that appears most often.
50.
To find the average of a set of numbers, add up all the items and divide by...
a)
2.
b)
The smallest number
c)
The largest number
d)
The number of items in the set.
51.
What is the range?
a)
The average
b)
The number in the middle
c)
The largest number - the smallest number
d)
The number that appears most often
52.
In order to find the median, the data must be sorted from least to greatest first.
a)
True
b)
False
53.
When you are trying to find the MEDIAN of a set of data and 2 numbers are left in the middle after putting them in order from least to greatest, what do you do?
a)
List both of the numbers as the Median.
b)
Add the two numbers together and divide by 2.
c)
Pick the one that you want.
d)
Subtract the two numbers.
54.
A data set can have more than one mode
a)
True
b)
False
55.
Dr. Dre is a dentist. He needs to report on the average number of cavities that his patients have.
1, 0, 1, 5, 0, 3, 4. What is the average number of cavities?
1, 0, 1, 5, 0, 3, 4. What is the average number of cavities?
a)
14
b)
2
c)
7
d)
1
56.
At Donald's Donuts the number of donut holes in a bag can vary. Help Donald find the mode.
12,10,10,10,13,12,11,13,10
12,10,10,10,13,12,11,13,10
a)
10
b)
12
c)
10 and 12
d)
No Mode
57.
The heights of some students are given.
158cm 172cm 164cm
164cm 167cm 159cm
What is the range of the heights?
158cm 172cm 164cm
164cm 167cm 159cm
What is the range of the heights?
a)
13 cm
b)
330 cm
c)
164 cm
d)
14 cm
58.
The number of miles that Jenna cycled each week for a 7-week period is shown:
36, 42, 28, 52, 48, 36, 31
What is the median number of miles Jenna cycled?
36, 42, 28, 52, 48, 36, 31
What is the median number of miles Jenna cycled?
a)
24
b)
36
c)
39
d)
52
59.
Roger bowled 7 games last weekend. His scores are: 155, 165, 138, 172, 127, 193, 142. What is the range of Roger's scores?
a)
193
b)
127
c)
60
d)
66
60.
The mode score on the 6th grade math test was 94! Which of these interpretations must be correct?
a)
99 was the highest score on the test.
b)
More students received a 94 than any other score
c)
No student scored below a 50
d)
A score of 91 was slightly below average.
61.
What is the median of this set of data?
10, 90, 80, 60, 50, 40, 70, 30, 20, 100
10, 90, 80, 60, 50, 40, 70, 30, 20, 100
a)
50
b)
60
c)
55
d)
45
62.
Find the mode of these numbers:
4,4,6,6,2,2,6,2,4,2
4,4,6,6,2,2,6,2,4,2
a)
2
b)
4
c)
6
d)
2.4
63.
Roger bowled 7 games last weekend. His scores are: 155, 165, 138, 172, 127, 193, 142. What is the range of Roger's scores?
a)
193
b)
127
c)
60
d)
66
64.
Find the mean of these numbers:
2, 57, 38, 42, 6
2, 57, 38, 42, 6
a)
29
b)
38
c)
50
d)
145
65.
A data set can have more than one median?
a)
True
b)
False
66.
Dr. Dre is a dentist. He needs to report on the average number of cavities that his patients have.
1,0,1,5,6,3,4
1,0,1,5,6,3,4
a)
3.33
b)
2.85
c)
3
d)
3.5
67.
Find the median, mode and range:
3, 5, 7, 9, 11, 8, 3
3, 5, 7, 9, 11, 8, 3
a)
mean : 6.9 median: 11 mode:3 range:6
b)
mean: 7.2 median: 6 mode:3 range:2
c)
mean: 6.5 median: 7 mode:3 range:8
68.
In order to find the median, the data must be sorted from least to greatest first.
a)
True
b)
False
69.
Mean:
67, 74, 95, 98, 98, 99, 102
67, 74, 95, 98, 98, 99, 102
a)
90.4
b)
633
c)
98
d)
92.3
70.
Median:
67, 74, 95, 98, 98, 99, 102
67, 74, 95, 98, 98, 99, 102
a)
102
b)
67
c)
98
d)
90.4
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