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Natasha2012 [34]
4 years ago
12

A random sample of of 100 voters in a town is selected, and 24 are found to support an annexation suit. Find the 96% confidence

interval for the fraction of the voting population favoring the suit.
Mathematics
1 answer:
lbvjy [14]4 years ago
6 0

Answer: 0.24 +/- 0.088 = (0.152, 0.328)

Step-by-step explanation:

The point estimate p is given by;

p= 24/ 100 = 0.24

Z value for 96% confidence interval is 2.05

The solution for the given confidence interval is derived using the equation

p +/- z√(pq/n)

Where p = 0.24 q= 1-p = 0.76, n=100 z= 2.05

= 0.24 +/- 2.05√(0.24×0.76/100)

= 0.24 +/- 2.05(0.0427)

=0.24 +/- 0.088

= ( 0.152, 0.328)

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Irina-Kira [14]

Answer:

3,500,000,000

Step-by-step explanation:

The total number of human genomic characters is 3.5 billion.

Expressing this quantity numerically without using a decimal we can write it as ;

3,500,000,000

5 0
3 years ago
If B = {−13, −9, −7, −3}, choose the set A that will make the following statement false.
Svetach [21]

Answer: c.A is the set of rational numbers

Step-by-step explanation:

B ⊆ A means that every element of B is an element of A

B = { -13 , -9 , -7 , - 3 }

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Option a is correct.

Option b is also correct

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clearly , this does not necessarily define A , so option c is the odd one out

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4 years ago
Find the length of the missing leg
ahrayia [7]

Answer:

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6 0
2 years ago
Which equations correctly represent a line that has a slope of -2/3 and passes through the points (–2, 8) and (1, 6)?
OlgaM077 [116]

Answer:

2x + 3y = 20

Step-by-step explanation:

Slope of the line is -2/3 .  We can use any of the given points to find the equation of the line. Lets use (1, 6)

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y-y_{1} =m(x-x_{1} )

Here m is the slope which is -2/3

x1 and y1 are the coordinates of the point. So x1 = 1 and y1 = 6

Using these values, we get:

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Answer:

Step-by-step explanation:

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