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Temka [501]
2 years ago
5

Will mark as brainliest!!!!!!!!!!

Mathematics
1 answer:
statuscvo [17]2 years ago
4 0

Answer:

hi I just wanna talk ;)

Step-by-step explanation:

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Suppose that the mean and standard deviation of the scores in a Statistics exam are 75 and 9.5 respectively. What minimum score
lyudmila [28]

The mean and standard deviation of the scores are 75 and 9.5 respectively.

The z-score is a means to find the probability of getting a particular score. This is calculated to be:

z=\frac{x-\mu}{\sigma}

where x is the score, μ is the mean, and σ is the standard deviation.

To be a part of the top 2.5 percent, the probability is:

P=\frac{2.5}{100}=0.025

The z-score for this probability, that is, P

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1 year ago
What cannot be rational??
julia-pushkina [17]

Answer:

the 4th one

Step-by-step explanation:

4 0
2 years ago
which expression is irrational the square root of 2 the square root of 4 the square root of 484 the square root of 529
Marina CMI [18]
If i try i think its the square root of 2 is irrational...
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3 years ago
The diameter and height of this cylinder are equal to the side length, S, of the cube in which the cylinder is inscribed. What i
N76 [4]
Volume of Cylinder = \pi r^{2}h
Based on what we're told:
r (radius) = \frac{s}{2}
h (height) = s
So:
Volume of cylinder = \pi (\frac{s}{2})^{2}(s)
= \frac{1}{2}s^{3} \pi
6 0
3 years ago
I need help with this question.
pashok25 [27]

Answer:

B. 9/91

Step-by-step explanation:

-81/9 = -2

9/81 = 1/9

√9 = 3

√81 = 9

B is the odd one out; it's a fraction.

6 0
2 years ago
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