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DochEvi [55]
2 years ago
9

Please help me solve this

Mathematics
1 answer:
damaskus [11]2 years ago
8 0
N=8
x= -19

Let me know if you need to see how to solve it
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The average score of all golfers for a particular course has a mean of 61 and a standard deviation of 3.5 . Suppose 49 golfers p
Nadya [2.5K]

Answer:

The probability that the average score of the 49 golfers exceeded 62 is 0.3897

Step-by-step explanation:

The average score of all golfers for a particular course has a mean of 61 and a standard deviation of 3.5

\mu = 61

\sigma = 3.5

We are supposed to find he probability that the average score of the 49 golfers exceeded 62.

Formula : Z=\frac{x-\mu}{\sigma}

Z=\frac{62-61}{3.5}

Z=0.285

Refer the z table for p value

p value = 0.6103

P(x>62)=1-P(x<62)=1-0.6103=0.3897

Hence the probability that the average score of the 49 golfers exceeded 62 is 0.3897

7 0
3 years ago
PLZ HELP ME! THIS IS SERIOUS!!!!<br> WHAT’S 3+3?!?!?!??!?!?
k0ka [10]
Ok the answers is 6 but don’t be mad if I’m wrong
8 0
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0.1562 rounded to the nearest hundredth place
kondaur [170]

Answer:

0.16

Step-by-step explanation:

if the number in the thousandths is 5 or over you round it up.

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3 years ago
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Simplify the answer
Andru [333]

Answer:

- 20 + 8i

Step-by-step explanation:

Noting that i²  = - 1

Given

[(6i + 9) + (4i - 5)] × 2i ← evaluate the terms inside the square bracket

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Write 4.135 as a fraction
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Answer:

Step-by-step explanation:

827/200

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