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just olya [345]
3 years ago
8

The standard deviation of a population is 2.8. What is the margin of error?

Mathematics
2 answers:
lawyer [7]3 years ago
8 0

Answer:

THE ANSWER IS 5.6! Just ttook the test

Step-by-step explanation:

Leno4ka [110]3 years ago
6 0
Plz give me some w
Options
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The Egyptians used a ramp that could hold 1,000 pounds. If 6 people got on the ramp and they weighed 780 pounds total. What perc
Klio2033 [76]

Answer:

22%

Step-by-step explanation:

1000-780=220

220/1000=0.22, or 22%

6 0
3 years ago
Jason went to the Hamburger Shack twice last week.
WARRIOR [948]

Answer:

Cost of 1 hamburger = $1.3

Step-by-step explanation:

Assume;

Cost of 1 hamburger = a

Cost of 1 French fries = b

On first trip

3a + 4b = 7.10......eq1

On second trip

2a + b = 3.40....eq2

From eq2 x 4

8a + 4b = 13.6....eq3

From eq3 - eq1

5a = 6.5

a = 1.3

Cost of 1 hamburger = $1.3

7 0
3 years ago
What is the product of 2 + 3x and 1 – 4x ?
Alenkinab [10]
Think of it as (-4x+1)(3x+2) then distribute: -4x x 3x= -12x^2, -4x x 2= -8x, 1 x 3x = 3x, and 2 x 1=2. put together all the answers we just got so: -12x^2 - 8x +3x +2 then simplify to get -12x^2 -5x +2
3 0
3 years ago
What will be the explanatory and response variable for this article?
vekshin1

Step-by-step explanation:

The explanatory is the independent variable, or the variable that goes on the x-axis of a graph.  Here, that could be time or political affiliation.

The response variable is the dependent variable, or the variable that goes on the y-axis of a graph.  Here, that would be percent that have a positive view of capitalism/socialism.

7 0
4 years ago
How much money is 2/3 of 24.00$ draw a diagram
Pachacha [2.7K]

Answer:

16.00$

Step-by-step explanation:

divide 24 dollars in three sections which is 8 dollars a section. 2/3 is 2 out of 3 sections(8+8) which is sixteen.

3 0
3 years ago
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