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Ivenika [448]
3 years ago
14

Can you answer it? I really need help Urgently!

Mathematics
1 answer:
Georgia [21]3 years ago
5 0

Answer: D 3<x<infinity

Step-by-step explanation:

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A survey found that​ women's heights are normally distributed with mean 63.2 in. and standard deviation 2.4 in. The survey also
Effectus [21]

Answer: 99.51%

Step-by-step explanation:

Given : A survey found that​ women's heights are normally distributed.

Population mean : \mu =63.2  \text{ inches}

Standard deviation: \sigma= 2.4\text{ inches}

Minimum height = 4ft. 9 in.=4\times12+9\text{ in.}=57\text{ in.}

Maximum height = 6ft. 2 in.=6\times12+2\text{ in.}=74\text{ in.}

Let x be the random variable that represent the women's height.

z-score : z=\dfrac{x-\mu}{\sigma}

For x=57, we have

z=\dfrac{57-63.2}{2.4}\approx-2.58

For x=74, we have

z=\dfrac{74-63.2}{2.4}\approx4.5

Now, by using the standard normal distribution table, we have

The probability of women meeting the height requirement :-

P(-2.58

Hence, the percentage of women meeting the height requirement = 99.51%

8 0
3 years ago
Which method would prove the quadrilateral is a parallelogram?
Maurinko [17]

Answer:

Answer: Each pair of opposite sides has the same measure. Therefore, they are congruent. If both pairs of opposite sides of a quadrilateral are congruent, the quadrilateral is a parallelogram.



3 0
3 years ago
-3<br> -1<br> 0<br> What’s the missing numbers
Nonamiya [84]

Answer:

-2

Step-by-step explanation:

4 0
3 years ago
What is 8 divided by 108
patriot [66]

The answer is 13.5, hope this helps!

6 0
3 years ago
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There are 130 people living on albert square if 60% are women how many are men
Likurg_2 [28]

Answer:

52

Step-by-step explanation:

40% of 130 is 52

5 0
3 years ago
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