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Tanzania [10]
3 years ago
14

A population of values has a normal distribution with μ= 180.1

Mathematics
1 answer:
DochEvi [55]3 years ago
7 0

A sample of size <em>n</em> taken from a normally distributed population with mean <em>µ</em> and standard deviation <em>σ</em> has a sample mean of <em>µ</em> and standard deviation of <em>σ</em>/√<em>n</em>.

So the sample mean would still be 180.1, while the sample standard deviation would be 100/√94 ≈ 10.31.

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4 0
3 years ago
Please help me it is due at 11:59
aivan3 [116]

Answer:

angle 4= 20

Step-by-step explanation:

6 0
3 years ago
What value of x makes the equation 4(5 - 7x) = 6 - 12x true?
Lemur [1.5K]

Answer:

4(5 - 7x) = 6 - 12

20-28x=6-12x

Subtract 20 from both sides

20-28x-20=6-12x-20

Simplify

-28x=-12x-14

Add 12x to both sides

-28+12x=-12x=-12x-14+12x

Simplify

-16x=-14

Divide both sides by -16

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Anw

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7 0
3 years ago
Someone please help me with these too://
algol [13]

Answer:

1.

The slope is 2

The y-intercept is -10

equation: y = 2x - 10

2.

Slope: 2.5

y-intercept: 1

Equation: y = 2.4x + 1

Step-by-step explanation:

1.

x      y

2      12

4      16

8      24

10     28

from 12 to 16 you add 4

from 2 to 4 you add 2

y/x = 4/2 = 2

The slope is 2

The y-intercept is -10

equation: y = 2x - 10

I got the y-intercept because I went from 12 to 0 which is -12, and then 2 - 12 and it's -10

__________________________________________________________

2.

x       y

5      4

20   10

30    14

35    16

from 4 to 10, u add 6

from 5 to 20 you add 15

y/x = 15/6 = 2.5

Slope: 2.5

y-intercept: 1

Equation: y = 2.4x + 1

I got the y-intercept because I went from 4 to 0 which is -4, and 5 - 4 is 1.

Hope this helped

7 0
3 years ago
What is 1.7 in a fraction simplist form
Naily [24]
1 7/10 and that is as simple as it gets because there is nothing multiplied to equal 7  or ten together. :)
6 0
4 years ago
Read 2 more answers
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