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vaieri [72.5K]
3 years ago
10

An 80% confidence interval for a proportion is found to be (0.42, 0.48) . What is the sample proportion ?

Mathematics
1 answer:
ddd [48]3 years ago
6 0

Answer:

0.45, thats what we got

Step-by-step explanation:

a p e x

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Angle ABC has a measure of 102. What would be the measure of an angle that is supplementary to ABC?
s344n2d4d5 [400]

Answer:

78

Step-by-step explanation:

If it is supplementary then they add up to 180, so you do 180-102 which equals 78. I hope this helps

7 0
3 years ago
What is the slope-intercept form of the linear equation x + 4y = 12?
lesya692 [45]

Answer:

1

Step-by-step explanation:

x is always equal to 1

Slope intercept form is x + 4y =12 where x (1) is slope and 4y is the y-intercept.

4 0
3 years ago
Suppose the population of rats double every 4 days. If a house began with 4 rats on day 1, how many rats will there be after 4 m
tatuchka [14]
120 days in 4 months start day 1 with 4 rats every 4 days 4 rats add on so what I did is this.

Day 1= 4 rats day 4=8 day 8 = 12 so on intell u hit 118 days.but the answer to your question is.. there will be 114 rats if the population of rats double every 4 days for 4 months. hope this is correct and helps. :)
3 0
3 years ago
Is −8n−7 the same as -7-8n
olasank [31]

Answer:

yes

Step-by-step explanation:

because we are simply "adding" 2 negative numbers.

-8n + -7 = -7 + -8n

as long as we flip the terms around with their signs, the commutative principle of addition applies.

what we CANNOT do is e.g.

8n - 7 = 7 - 8n

THERE would be a problem.

but again, by also keeping the signs with the terms, it is all OK.

so, yes, we could also do

8n - 7 = -7 + 8n

that is true again.

4 0
3 years ago
Read 2 more answers
IS IT 4.5?
AlladinOne [14]
Witch polygons i only see the numbers
4 0
3 years ago
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