MyOpenMath Assessment
Name: Cashmear Marshall
HW 1
#1 Points possible: 1. Total attempts: 1
Estimation: Consider this list of data:
x
6
12
13
14
24
26
29
Mark the 2 most plausible approximate values of the mean (average) in the choices below.
(No calculation is necessary)
Hint #1: Plausible values must be greater than the minimum value and less than the maximum value in
the list.
Hint #2: Plausible values of the mean are near the middle of the data
4
16
19
29
39
#2 Points possible: 1. Total attempts: 1
1
2
3
4
5
6
7
8
9
10
11
-1
Sales
Mon Tue Wed Thur
The plot above shows the number of computers a store sold the first four days of this week.
How many computers did they sell altogether these four days?
#3 Points possible: 1. Total attempts: 1
Kara categorized her spending for this month into four categories: Rent, Food, Fun, and Other. The
amounts she spent in each category are pictured here.
Rent
$528
Food
$422
Fun
$317
Othe
$633
How much total money did Kara spend this month?
$
skewed-left Symmetric skewed-right
#4 Points possible: 1. Total attempts: 1
Find the minimum for this list of numbers
53 49
91 36
59 11
19 33
29 81
66 69
28 79
42
Minimum =
#5 Points possible: 3. Total attempts: 1
Use the distribution to fill in the blanks below.
10
20
30
40
Graph A
XXXXXXXXXX XXXXXXXXXX XXXXXXXXXX XXXXXXXXXX XXXXXXXXXX
F
eq
ue
nc
y
This data set's balance point is around .
This data set has a range of .
This data set is
skewed-left Symmetric skewed-right
#6 Points possible: 3. Total attempts: 1
Use the distribution to fill in the blanks below.
10
20
30
40
Graph A
XXXXXXXXXX XXXXXXXXXX XXXXXXXXXX XXXXXXXXXX XXXXXXXXXX
F
eq
ue
nc
y
This data set's balance point is around .
This data set has a range of .
This data set is
skewed-left Symmetric skewed-right
#7 Points possible: 3. Total attempts: 1
Use the distribution to fill in the blanks below.
10
20
30
40
Graph A
XXXXXXXXXX XXXXXXXXXX XXXXXXXXXX XXXXXXXXXX XXXXXXXXXX
F
eq
ue
nc
y
This data set's balance point is around .
This data set has a range of .
This data set is
skewed-left Symmetric skewed-right
#8 Points possible: 3. Total attempts: 1
Use the distribution to fill in the blanks below.
-44
10
20
30
40
Graph A
XXXXXXXXXX XXXXXXXXXX XXXXXXXXXX XXXXXXXXXX21 24
F
eq
ue
nc
y
This data set's balance point is around .
This data set has a range of .
This data set is
skewed-left Symmetric skewed-right
#9 Points possible: 3. Total attempts: 1
Use the distribution to fill in the blanks below.
XXXXXXXXXX XXXXXXXXXX
10
20
30
40
Graph A
XXXXXXXXXX XXXXXXXXXX XXXXXXXXXX XXXXXXXXXX XXXXXXXXXX
F
eq
ue
nc
y
This data set's balance point is around .
This data set has a range of .
This data set is
#10 Points possible: 6. Total attempts: 1
0.2
0.4
0.6
0.8
1
Month
In
ch
es
Phoenix, AZ Average Monthly Precipitation
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
a) The approximate minimum average monthly precipitation in Phoenix, AZ is .
) The approximate maximum average monthly precipitation in Phoenix, AZ is .
c) The approximate mean average monthly precipitation in Phoenix, AZ is .
d) What is the range of average monthly precipitation in Phoenix, AZ over the year?
e) Write the three letter a
eviation of the month that the minimum precipitation in Phoenix, AZ occurs
in
f) Write the three letter a
eviation of the month that the maximum precipitation in Phoenix, AZ occurs
in
True False
True False
True False
#11 Points possible: 3. Total attempts: 1
Compare the following two frequency histograms and answer the questions below.
10
20
30
40
Graph A
XXXXXXXXXX XXXXXXXXXX XXXXXXXXXX XXXXXXXXXX
F
eq
ue
nc
y
10
20
30
40
Graph B
XXXXXXXXXX XXXXXXXXXX XXXXXXXXXX XXXXXXXXXX256
F
eq
ue
nc
y
The two data sets have similar centers.
The two data sets have similar spreads.
The two data sets have similar shape.
True False
True False
True False
#12 Points possible: 3. Total attempts: 1
Compare the following two frequency histograms and answer the questions below.
10
20
30
40
50
Graph A
XXXXXXXXXX XXXXXXXXXX XXXXXXXXXX XXXXXXXXXX
F
eq
ue
nc
y
10
20
30
40
50
Graph B
XXXXXXXXXX XXXXXXXXXX XXXXXXXXXX 79 85
F
eq
ue
nc
y
The two data sets have similar centers.
The two data sets have similar spreads.
The two data sets have similar shape.
True False
True False
True False
#13 Points possible: 3. Total attempts: 1
Compare the following two frequency histograms and answer the questions below.
-60
10
20
30
40
Graph A
XXXXXXXXXX XXXXXXXXXX XXXXXXXXXX XXXXXXXXXX
F
eq
ue
nc
y
5
10
15
20
25
30
35
40
Graph B
XXXXXXXXXX XXXXXXXXXX XXXXXXXXXX XXXXXXXXXX119
F
eq
ue
nc
y
The two data sets have similar centers.
The two data sets have similar spreads.
The two data sets have similar shape.
True False
True False
True False
#14 Points possible: 3. Total attempts: 1
Compare the following two frequency histograms and answer the questions below.
XXXXXXXXXX
10
20
30
40
Graph A
XXXXXXXXXX XXXXXXXXXX XXXXXXXXXX XXXXXXXXXX4 12
F
eq
ue
nc
y
10
20
30
40
Graph B
XXXXXXXXXX XXXXXXXXXX XXXXXXXXXX XXXXXXXXXX
F
eq
ue
nc
y
The two data sets have similar centers.
The two data sets have similar spreads.
The two data sets have similar shape.
True False
True False
True False
#15 Points possible: 3. Total attempts: 1
Compare the following two frequency histograms and answer the questions below.
10
20
30
40
Graph A
XXXXXXXXXX XXXXXXXXXX XXXXXXXXXX XXXXXXXXXX -8 -3
F
eq
ue
nc
y
-62-124
5
10
15
20
25
30
35
Graph B
XXXXXXXXXX XXXXXXXXXX XXXXXXXXXX XXXXXXXXXX 22 32
F
eq
ue
nc
y
The two data sets have similar centers.
The two data sets have similar spreads.
The two data sets have similar shape.
20%
5%
15%
20%
40%
#16 Points possible: 1. Total attempts: 1
The Miller Family Budget
â–ˆ Food 20%
â–ˆ Entertainment 5%
â–ˆ Utilities 15%
â–ˆ Savings 20%
â–ˆ Housing 40%
If the Milller's spend $1600 on housing, then what is their total budget?
$
#17 Points possible: 1. Total attempts: 1
Estimation: Consider this list of data:
x
17
20
28
31
35
40
Mark the 2answers which are NOT plausible approximate values of the mean (average) in the choices
elow.
(No calculation is necessary)
Hint: Plausible values of the mean are near the middle of the data
7
24
29
40
#18 Points possible: 1. Total attempts: 1
The school categorized how people traveled to campus for this month into four categories: Car, Bus,
Bike, and Walk. The percents in each category are pictured here.
CarBus
BikeWalk
Estimate what percentage traveled by Bike?
%
#19 Points possible: 1. Total attempts: 1
Jamie categorized her food spending for this month into four categories: Groceries, Other, Hot Food, and
Restaurants. The percents she spent in each category are pictured here.
Groceries
27%
Othe
21%
Hot Food
18%
Restaurants
34%
If Jamie spent $158 on Other this month, what is the total amount she spent?
$750
$158
$21
$165
#20 Points possible: 6. Total attempts: 1
0.2
0.4
0.6
0.8
1
Month
In
ch
es
Phoenix, AZ Average Monthly Precipitation
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
a) The approximate minimum average monthly precipitation in Phoenix, AZ is .
) The approximate maximum average monthly precipitation in Phoenix, AZ is .
c) The approximate mean average monthly precipitation in Phoenix, AZ is .
d) What is the range of average monthly precipitation in Phoenix, AZ over the year?
e) Write the three letter a
eviation of the month that the minimum precipitation in Phoenix, AZ occurs
in
f) Write the three letter a
eviation of the month that the maximum precipitation in Phoenix, AZ occurs
in
#21 Points possible: 1. Total attempts: 1
Estimation: Consider this list of data:
x
6
8
14
15
19
21
23
30
Mark the 2 most plausible approximate values of the mean (average) in the choices below.
(No calculation is necessary)
Hint #1: Plausible values must be greater than the minimum value and less than the maximum value in
the list.
Hint #2: Plausible values of the mean are near the middle of the data
4
14
18
30
40
#22 Points possible: 1. Total attempts: 1
In a particular class of 22 students, 13 are men. What fraction of the students in the class are men?
#23 Points possible: 1. Total attempts: 1
If one big rectangle represents "one whole", what fraction of area is shaded gold in the two rectangles?
Enter your answer as an improper fraction, NOT a mixed number.
#24 Points possible: 1. Total attempts: 1
Find the mode for this list of numbers
100 13
64 73
68 74
49 88
57 7
57 87
99 44
40
Mode =
skewed-left Symmetric skewed-right
#25 Points possible: 3. Total attempts: 1
Use the distribution to fill in the blanks below.
5
10
15
20
25
30
35
Graph A
XXXXXXXXXX XXXXXXXXXX XXXXXXXXXX XXXXXXXXXX XXXXXXXXXX
F
eq
ue
nc
y
This data set's balance point is around .
This data set has a range of .
This data set is
skewed-left Symmetric skewed-right
#26 Points possible: