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iogann1982 [59]
2 years ago
11

Will a random sample always accurately predict the outcome for the entire population? Why or why not? Explain your reasoning.

Mathematics
1 answer:
zvonat [6]2 years ago
6 0

Answer:

Me lo podrías desir en español

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I just need help on number 14. Thank you very much.
lisabon 2012 [21]

I believe you only need to know one angle.

For example, if you know angle 1, you can calculate angle 3. Angle 2 = angle 3 and angle 4 = angle 1.

Also, Angle 5= angle 1 and so on...

4 0
3 years ago
An incoming airplane is x miles due north from the control tower at an airport. A second incoming airplane is y miles due east o
MAVERICK [17]

Answer:

B. Square root

Step-by-step explanation:

using distance formula:

x = √z^2 - y^2

y = √z^2 - x^2

=> z = √x^2 + y^2

5 0
3 years ago
Read 2 more answers
Square root:27 + SR:48+SQ:12 = ???
Anika [276]
Sqrt(27)+sqrt(48)+sqrt(12)
Sqrt(27)=sqrt(3*3*3)=3*sqrt(3)
Sqrt(48)=sqrt(4*4*3)=4*sqrt(3)
Sqrt(12)=sqrt(2*2*3)=2*sqrt(3)
Add the three to get 9*sqrt(3)
Final answer:
9*sqrt(3)
Hope I helped :)
5 0
3 years ago
Read 2 more answers
I have to factor this expression 2x+2
Lunna [17]
The factor of this expression would be 2(x+1)
3 0
3 years ago
Read 2 more answers
Frank invests $1,000 in simple interest investment account that pays 8% a year. After a number of years, he withdraws his balanc
elena-s [515]

Answer:

15 years

Step-by-step explanation:

Given data

P=$1,000

R=8%

A= $2200

I= A-P

I=2200-1000

I=$1200

Applying the formula

I=PRT/100

1200=1000*8*T/100

cross multiply

1200*100= 8000T

120000= 8000T

divide both sides by 8000

T=120000/8000

T=15  years

Hence the time is 15 years

6 0
2 years ago
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