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LiRa [457]
2 years ago
12

Assume that females have pulse rates that are normally distributed with a mean of 78 beats per minute and a standard deviation o

f 12.5 beats per minute find the probability of a pulse rate between 61 beats per minute and 72 beats per minute
Mathematics
1 answer:
ExtremeBDS [4]2 years ago
3 0

Answer:

61 beats = 4.88

72 beats = 5.76

Step-by-step explanation:

Firstly,you have to divide 61 to 12.5 then you can get 4.88. After that, you must divide 72 to 12.5 then you can get 5.76. Hope this will help you!

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Could you pls teach me this question ​
Alexandra [31]

Answer:

if it's area the area would be the length of the diameter of the semi circle which is the height of the triangle multiplied by the base of the triangle to find the area of the triangle then to find the area of the circle would be pie multiplied by the diameter divided by two squared

\pi \   \times 7 {}^{2}

then the total area would be the area of the triangle plus the area of the half circle

7 0
3 years ago
<img src="https://tex.z-dn.net/?f=%2826%20%5Cdiv%20100%29%20%20%5C%3A%20%20%5C%3A%20%20%5C%3A%20%20%5C%3A%20%20%5Ctimes%2010" id
taurus [48]

Answer:

\boxed{\bf \:  \cfrac{13}{5}}

<u>Or in Decimal:</u>

\boxed{\bf \: 2.6}

Step-by-step explanation:

<u>Given expression :-</u>

\sf \: ( 26 \div 100) \times 10

<u>Solution :-</u>

\sf  = (26 \div 100 )\times 10

This arithmetic expression may be rewritten as ;

\sf  =  \cfrac{26}{100}  \times 10

Step 1 : <u>Cancel the zero of 10 and one zero of 100</u> :-

\sf  =  \cfrac{26}{10 \cancel0}  \times 1 \cancel0

<em>Results to;</em>

\sf  =  \:  \cfrac{26}{10}  \times 1

\sf  =  \:  \cfrac{26}{10}

Step 2: <u>Cancel 26 and 10</u><u> </u><u>by 2</u> :-

\sf  =  \cfrac{ \cancel{26}}{ \cancel{10}}

<em>Results to;</em>

\sf = \cfrac{ \cancel{26} {}^{13} }{ \cancel{10} {}^{5} }

\sf  =  \cfrac{13}{5}

<em>It can also be in Decimal.</em>

That is;

\sf = 2.6

Hence, the answer of the expression would be 13/5 or 2.6 .

\rule{225pt}{2pt}

I hope this helps!

Let me know if you have any questions.

I am joyous to help!

3 0
2 years ago
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docker41 [41]

Answer:

Slope: −1

y-intercept: (0,3)

Step-by-step explanation:

3 0
2 years ago
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Step-by-step equation for a B &amp; C Must show all work .work on a piece of paper send a piece of paper thank you. Whoever gets
erastova [34]

Hey there!

a.) 1 inch

beginning = 2; end = 3; difference of 1

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c.) in December

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3 years ago
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Elenna [48]

Answer:

Hola, yo hablo español

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