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Rainbow [258]
2 years ago
6

FIRST ANSWER GETS BRAINLIEST

Mathematics
1 answer:
Genrish500 [490]2 years ago
7 0

Answer:

c

Step-by-step explanation:

im DORA

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Given a mean of 150 and a standard deviation of 25 Define the interval about the mean that contains 95% of the data.
ohaa [14]
By normal curve symmetry 

<span>from normal table </span>
<span>we have z = 1.15 , z = -1.15 </span>

<span>z = (x - mean) / sigma </span>
<span>1.15 = (x - 150) / 25 </span>
<span>x = 178.75 </span>


<span>z = (x - mean) / sigma </span>
<span>-1.15 = (x - 150) / 25 </span>
<span>x = 121.25 </span>

<span>interval is (121.25 , 178.75) </span>

<span>Pr((121.25-150)/25 < x < (178.75-150)/25) </span>
<span>is about 75%</span>
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2 years ago
25% of ____= 11<br> Helpppppo
LenaWriter [7]

Answer:44

Step-by-step explanation:11=1/4 of what?

11=1/4 of 44

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Inessa05 [86]
Y=3x^2. -12x+6

If x= 0 then y= 3•0^2 -12•0+6=6
X=0, y=6

y intercept is the place where the curve touches the y-axis and is at point (0, 6)
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The NFL started August 20, 1920
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HELP ASAP
SIZIF [17.4K]

Answer:

bcd= congruent property abstracted by -cdb

Step-by-step explanation:

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