2 years ago

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Mathematics

1 answer:

torisob [31]2 years ago

7 0

No bc they broke ash and they need more money

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If yard is 3 feet long how many inches are in a yard

Alla [95]

There are 12 inches in a foot and if a yard is 3 feet then do:
3 x 12 and you get 36in
So there are 36 inches in a yard

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3 years ago

There are 400 students in a school. Fifty five percent are girls. How many boys are there?

ki77a [65]

1) 55% is girls, then
100-55=45% is boys.

2) 45%=0.45 or 2) 400 ----100%
3)400*0.45= 180 boys x -----45% x=400*45/100=180 boys

Answer is 180 boys.

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3 years ago

A researcher plans to study the causal effect of a strong legal system on economy, using data from a random sample of U.S. count

kogti [31]

Answer:

Based on expert opinion the regression does not suffer from omitted variable bias

Step-by-step explanation:

<em>Based on expert opinion the regression does not suffer from omitted variable bias </em>because its indicators taking values of 1 and 0 where 1 would represent taking action by the legal system and 0 would represent not taking action by the legal system. as

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applying the formula for addressing omitted variable bias ( attached below )

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2 years ago

Combine as indicated by the terms <br> x-y/x+y - x+y/x-y

RSB [31]

The answer is -1 because when cross simplifying you get 0/2-2/0 which =-2/2 and that simplified is -1

The answer is -1

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3 years ago

What is the factored form of x^2y^3 -2y^3 - 2x^2 +4

Law Incorporation [45]

(-x^2+4)

x^2y^3-2y^3-2x^2+4=x^2-2x^2+4=

(-x^2+4)

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3 years ago