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dimulka [17.4K]
4 years ago
12

Haley scored 3, 13, 15, 16, and 19 on five homework assignments. Her scores were based on a perfect score of 20. Which measure w

ould be the most accurate to use to measure Haley's overall grade?
A) mean
B) median
C) mode
D) range
Mathematics
2 answers:
user100 [1]4 years ago
8 0
A) mean, mean is the average of all the number. To get the the mean/overall you add the the number and divide by the amount of numbers.
ollegr [7]4 years ago
8 0

Answer:

median

Step-by-step explanation:

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A rectangular garden is fenced on all sides with 270 feet of fencing.The garden is 9 feet longer than it is wide.Find the length
nlexa [21]

Answer:

30

Step-by-step explanation: 270 divided by 9

hope it helps

5 0
3 years ago
Read 2 more answers
Involving selecting balls from a box of numbered balls. Assume that the box contains balls numbered from 1 through 28, and that
balu736 [363]

Answer:4

Step-by-step explanation:

Let a denotes the no of odd ball selected and b denotes the no of even ball selected

then X=3 a+4 b

for a=0,b=3, X=12

for a=1,b=2, X=11

for a=2,b=1, X=10

for a=3,b=0, X=9

thus X can take 4 values i.e. 9,10,11 and 12

P(X=9)\ i.e. 3\ odd\ balls\ and\ 0\ even\ balls=\frac{^{14}C_{3}}{^{28}C_3}=\frac{1}{9}

P(X=10)\ i.e. 2\ odd\ balls\ and\ 1\ even\ balls=\frac{^{14}C_{2}\times ^{14}C_1}{^{28}C_3}=\frac{7}{18}

P(X=11)\ i.e. 1\ odd\ balls\ and\ 2\ even\ balls=\frac{^{14}C_{1}\times ^{14}C_2}{^{28}C_3}=\frac{7}{18}

P(X=12)\ i.e. 0\ odd\ balls\ and\ 3\ even\ balls=\frac{^{14}C_{3}}{^{28}C_3}=\frac{1}{9}

7 0
4 years ago
Mary's soccer team lost 30% of its 20 games last season they did not tie any games how many games did they lose
Rus_ich [418]
It has been given in the question that Mary's team had lost 30% of the total of 20 games. There has been no ties for this team. It is required to find the number of matches that Mary's team lost.
Total number of games played = 20
Percentage of games lost by Mary's team = 30%
Number of games lost by Mary's team = (30/100) * 20
                                                               = 3 * 2
                                                               = 6
So Mary's team lost 6 games in all. I hope this is the answer you were looking for. The process is easy once you understand the words of the problem.
4 0
3 years ago
Order these from greastest to least, 0.14, 1/8,13%, and 0.134
miv72 [106K]
.14 .134 13% 1/8 that order
8 0
4 years ago
Please help! I mark brainlist.
hodyreva [135]

Answer: A. -3/4x - 3

7 0
3 years ago
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