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Vinil7 [7]
4 years ago
12

Which temperature is 15°F colder than 45°F? A) −15°F B) 25°F C) 30°F D) 55°F

Mathematics
2 answers:
Natalija [7]4 years ago
4 0

Answer: (C) 30°F

Step-by-step explanation: Simply add -15 to 45, which gives you 30. -15 + 45 = 30

Its like subtracting 45-15, which equals 30.

Artemon [7]4 years ago
3 0
The answer is C- 30 F
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A company establishes a fund of 120 from which it wants to pay an amount,C, to any of its 20 employees who achieve a high-perfor
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Answer:

C=120/2=60

Step by step Explanation'

To solve this problem, we will need to apply trial-and-error calculation with the binomial distribution, even though it appears like Central Limit Theorem but it's not.

For us to know the value of C , we will look for a minimum integer such that having 'n' number of high performance level of employee has the probability below 0.01.

Determine the maximum value of C, then the maximum value that C can have is 120/n

Let us represent X as the number of employees with high performance with a binomial distribution of

P =0.02( since the percentage of chance of achieving a high performance level is 2%)

n = 20 ( number of employees who achieve a high performance level)

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P(X=0)=0.668

P(X=1)=0.02*20*0.98^19

P(X=1)=0.272

P(X=2)=0.02^2*20*0.98^18

P(X=2)=0.053

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BUT the summation of P( X= 0)+ P( X= 1) will give the value of 0.94 which doesn't exceed the 0.99 value,

Therefore, the minimum value of integer in such a way that P(X >2) is less than 0.01 have n= 2

then the maximum value that C can have is 120/n

C=120/2=60

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3 years ago
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