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valentinak56 [21]
2 years ago
12

Scores on a Registered Nurse (RN) aptitude exam are normally distributed with a mean of 72 and a standard deviation of 8. What i

s the probability a randomly selected RN will score more than 85 on the exam?
Mathematics
1 answer:
Yuri [45]2 years ago
5 0

Answer:

Step-by-step explanation:

Solved using excel

If you were supposed to use a normal table to solve leave a comment

0.0520812794152196

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A cylinder has a volume of 2457 cubic units and a height of 5 units. The diameter of the cylinder is?
Bond [772]

Answer:14

Step-by-step explanation:

3 0
3 years ago
Terry placed 6 numbers tiles labeled 4,7,10,11,14,21 in a box he will pick one of the number tiles from the box without looking
melisa1 [442]
Out of the 6 numbers, 3 of them are even: 4, 10, and 14. The probability that he will pick an even number is therefore 3/6 = 1/2 = .5
7 0
3 years ago
Help with number 5 please
Goryan [66]

Answer:

22,5 km

Step-by-step explanation:

6 0
3 years ago
Solve the system of equations for the variables: 5x+2y=13 x+2y=9
r-ruslan [8.4K]

Answer:

x = 1

y = 4

Step-by-step explanation:

5x + 2y = 13

x + 2y = 9

Add both equations.

6x + 4y = 22

Solve for x.

6x = 22 - 4y

x = 22/6 - 4/6y

Put x as 22/6 - 4/6y in the second equation and solve for y.

22/6 - 4/6y + 2y = 9

-4/6y + 2y = 9 - 22/6

4/3y = 16/3

y = 16/3 × 3/4

y = 48/12

y = 4

Put y as 4 in the first equation and solve for x.

5x + 2(4) = 13

5x + 8 = 13

5x = 13 - 8

5x = 5

x = 5/5

x = 1

4 0
3 years ago
Read 2 more answers
Please please help ASAP please please I’ll mark you as a branlist
wel

Answer:

4°

Step-by-step explanation:

Since it is said that the angles are corresponding angles so we know that corresponding angles are equal then,

<1 = <2

3x - 7 ° = x - 1°

3x - x = 7° - 1°

2x = 8°

x = 8° / 2

Therefore x = 4°

Hope it will help you :)

5 0
3 years ago
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