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emmainna [20.7K]
2 years ago
8

Suppose the variable x is represented by a standard normal distribution. What is the probability of x > 0.3 ? Please specify

your answer in decimal terms and round your answer to the nearest hundredth (e.g., enter 12 percent as 0.12).
Mathematics
1 answer:
uysha [10]2 years ago
5 0

Answer: 0.38

Step-by-step explanation:

Since the variable x is represented by a standard normal distribution, the probability of x > 0.3 will be calculated thus:

P(x > 0.3)

Then, we will use a standard normal table

P(z > 0.3)

= 1 - p(z < 0.3)

= 1 - 0.62

= 0.38

Therefore, p(x > 0.3) = 0.38

The probability of x > 0.3 is 0.38.

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nika2105 [10]

Proof:

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6 0
3 years ago
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6 0
3 years ago
Fill 350 milliliter bottles from a 30 liter drum how many bottles
Mama L [17]

Answer:

  85

Step-by-step explanation:

0.350 L × n = 30 L . . . . . where n is the number of bottles.

Divide by 0.350:

  n = (30 L)/(0.350 L) ≈ 85.7

85 bottles can be filled, and one can be partially filled.

_____

Of course, you know the SI prefix milli- means 1/1000, so 350 mL = 350/1000 L = 0.350 L. When you do the division indicated above, ...

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6 0
3 years ago
Make a down payment of $1500 and finance the rest of $20000 at 1.9% interest rate, making equal monthly payments for 5 years.
pshichka [43]
We know that we have to m<span>ake a down payment of $1500 and finance the rest of $20000 at a 1.9% interest rate, making equal monthly payments for 5 years. Our first step to solve this problem would be to convert 5 years into months. 

1 year = 12 months 

12 * 5 = 60 months 

Therefore, in 5 years there are 60 months. 

Now lets solve this problem step by step. 

Subtract the down payment from $20,000

</span>$20000-$1500=$18500

Multiply the remaining number by the interest rate. 

$18500 *1.9 = $35150 

Divide 35150 by number of months in 5 years (60)

$35150 / 60 = $585 

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4 0
3 years ago
There is a bag filled with 5 blue and 4 red marbles.
PtichkaEL [24]

Answer:

<h2>8/9</h2>

Step-by-step explanation:

9 in total     4 blue

4/9 x 2

8/9

5 0
2 years ago
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