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andrezito [222]
3 years ago
14

Suppose the standard deviation of a given population is 10. What is the standard deviation of sample mean within a random sample

of size 25 from that population
Mathematics
1 answer:
Liula [17]3 years ago
5 0

Answer:

250

Step-by-step explanation:

25×10 that will give you the answer

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(x+1)(5x-2) multiplying binomial
Serjik [45]

Answer:

5x^23x-1

Step-by-step explanation:

you use the distributive property to multiply these together


so its x times 5x plus x times -2 plus 1 times 5x plus 1 times -2

5 0
3 years ago
If P = (3, 1) and Q = (-3, -7), find The distance PO​
Monica [59]

Answer:

10 units

Step-by-step explanation:

Given data

P = (3, 1) and Q = (-3, -7)

x1=3

y1=1

x2= -3

y2= -7

The expression for the distance between two coordinate is

d=√((x_2-x_1)²+(y_2-y_1)²)

Substitute

d=√((-3-3)²+(-7-1)²)

d=√((-6)²+(-8)²)

d=√36+64

d=√100

d=10 units

Hence the distance is 10 units

7 0
3 years ago
Find the percent decrease. Round to the nearest percent. From 141 pounds to 135 pound
eimsori [14]

Answer:

between 135 and 141 that would be 140

4 0
3 years ago
What does f mean in f(x)=3/2x+2?<br><br> Also do the two points 0,2 and 2,5 work with the equation?
dem82 [27]

Answer:

f(x) means y

Points 0,2 and 2,5 work with the equation

Step-by-step explanation:

f(x) means y

For 0, 2

y = 3/2(0) + 2

y = 2

For 2,5

y =3/2(2) + 2

y = 5

3 0
2 years ago
Read 2 more answers
Find the value of x.
Marina86 [1]
X=10 because you use Pythagorean’s theorem!
8 0
2 years ago
Read 2 more answers
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