Mathematics, 14.12.2021 20:00, tatilynnsoto17
15. This table shows the average high temperature, in °F, recorded in Savannah, GA and Atlanta, GA, over a seven day period.
Day
1
2
3
4
5
6
7
Temperature in °F, in Savannah, GA
85
87
81
79
80
91
90
Temperature in °F, in Atlanta, GA
76
73
80
78
77
81
79
Which conclusion can be drawn from the data?
A. The lower quartile for the temperatures in Savannah is lower than the lower quartile for the temperatures in Atlanta.
B. The inter-quartile range of the temperatures is the same for both cities.
C. The mean and median temperatures of Savannah were higher than the mean and median temperatures of Atlanta.
D. The upper quartile for the temperatures in Atlanta was higher than the upper quartile for the temperatures in Savannah.
16. This table shows prices for four different rides at the county fair.
Ferris Wheel
TeaCups
Ring of Fire
Bumper Cars
$2. 40
$1. 35
$3. 85
$2. 00
Which is the mean absolute deviation for this set of data?
A. 2.90 B. 0.725 C. 0 D. 1.35
17. Which of the following describes the histogram provided?
A. Symmetric
B. Skewed Left
C. Skewed Right
D. Uniform
18. Which of the following sets of data is represented by the given histogram of the frequency distribution?
Histogram
5
4
y
c
n
e
u
q
e
r
F
A.
3
2
1
0
0 5 10 15 20 25 30 35 40 45 50 Miles Per Gallon
Value
0-5
5-10
10-15
15-20
20-25
25-30
30-35
35-40
40-45
45-50
Frequency
1
2
4
4
2
2
1
1
0
0
B.
Value
0-5
5-10
10-15
15-20
20-25
25-30
30-35
35-40
40-45
45-50
Frequency
0
1
2
4
4
2
2
1
1
0
C.
Value
0-5
5-10
10-15
15-20
20-25
25-30
30-35
35-40
40-45
45-50
Frequency
0
5
10
15
20
25
30
35
40
45
D.
Value
0-5
5-10
10-15
15-20
20-25
25-30
30-35
35-40
40-45
45-50
Frequency
0
1
2
3
4
5
4
3
2
1
19. A linear regression was done to relate the age of a person, x, and the number of optimal hours of sleep, y. The equation was found to be �� = −0.12�� + 11.5 with a correlation coefficient of �� = −0.86.
a) Explain what each of the parameters in the linear model represent, i. e. the -0.12 and the 11.5. b) How do you interpret the fact that the correlation coefficient is negative?
Answers: 2
Mathematics, 21.06.2019 23:00, karyme12
I'm at a bookstore with $\$35$ in my pocket and a $20\%$-off coupon. what is the cost of the most expensive book i can buy with my money and the coupon? (assume that there are books of every possible price in the bookstore. it's a large bookstore! )
Answers: 1
Mathematics, 22.06.2019 03:00, thestarlexyp32wpj
The perimeter of ? cde is 55 cm. a rhombus dmfn is inscribed in this triangle so that vertices m, f, and n lie on the sides cd , ce , and de respectively. find cd and de if cf=8 cm and ef=12 cm. the answer is not cd=20 and de=15. i have tried that one, it does not work.
Answers: 3
15. This table shows the average high temperature, in °F, recorded in Savannah, GA and Atlanta, GA,...
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