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MArishka [77]
2 years ago
11

The mean game scores and standard deviations of four seasons of a football team are given below. Season Mean Standard Deviation

2005 19 3.5 2006 21 2.8 2007 12 1.0 2008 9 4.0 Which statement must be true?
The game scores of season 2006 have a greater spread than the game scores of season 2008.
The game scores of season 2007 have a greater spread than the game scores of season 2005.
The game scores of season 2006 have a greater spread than the game scores of season 2005.
The game scores of season 2005 have a greater spread than the game scores of season 2006.
Mathematics
2 answers:
Oxana [17]2 years ago
3 0
Higher standard deviation shows a greater spread of the data. 

2005 - sd=3.5
2006 - sd=2.8
2007 - sd=1.0
2008 - sd=4.0

The correct statement is the last statement which says the game scores of season 2005 have a greater spread than the game scores of season 2006
Ugo [173]2 years ago
3 0

Answer:the Answer is D

Step-by-step explanation:

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In general, the probability that it rains on Saturday is 25%. If it rains on Saturday, the probability that it rains on Sunday i
lora16 [44]

Answer:

40%

Step-by-step explanation:

From the given statements:

The probability that it rains on Saturday is 25%.

P(Sunday)=25%=0.25

Given that it rains on Saturday, the probability that it rains on Sunday is 50%.

P(Sunday|Saturday)=50%=0.5

Given that it does not rain on Saturday, the probability that it rains on Sunday is 25%.

P(Sunday|No Rain on Saturday)=25%=0.25

We are to determine the probability that it rained on Saturday given that it rained on Sunday, P(Saturday|Sunday).

P(No rain on Saturday)=1-P(Saturday)=1-0.25=0.75

Using Bayes Theorem for conditional probability:

P(Saturday|Sunday)=\frac{P(Sunday|Saturday)P(Saturday)}{P(Sunday|Saturday)P(Saturday)+P(Sunday|No Rain on Saturday)P(No Rain on Saturday)}

=\frac{0.5*0.25}{0.5*0.25+0.25*0.75}

=0.4

There is a 40% probability that it rained on Saturday given that it rains on Sunday.

5 0
2 years ago
Which of the following is an accurate description of Simpson's paradox?
docker41 [41]
The answer to the question is a
6 0
2 years ago
Suppose you take the small prism and stack it on top of the larger prism. What will be the volume of the composite figure?
Degger [83]
Find the volume of the first figure, then find the volume of the second figure, then add them together.
V=lwh
V(1)=(15)(12)(6)
= 1,080in^3
V(2)=(12)(6)(6)
= 432in^3
--------------------------------------------
1,080+432= 1,512 in^3
--------------------------------------------
Your answer should be 1,512
3 0
2 years ago
Which phrase describes only a square?
denis-greek [22]

Answer:

c is correct answer for you

5 0
2 years ago
William has 32 coins that are all either quarters or dimes. The coins have a value of $5.00. How many dimes does William have?
Arte-miy333 [17]

Answer:

Step-by-step explanation:

d + q = 32

.10d + .25q = 5.00

d + q = 32

10d + 25q = 500

-10d - 10q = -320

 10d + 25q = 500

15q = 180

q= 12 quarters

d + 12 = 32

d = 20 dimes

5 0
2 years ago
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