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qwelly [4]
3 years ago
11

The cross section of a bridge is shown in the diagram.

Mathematics
1 answer:
MatroZZZ [7]3 years ago
4 0

Answer:

dont we love this app

Step-by-step explanation:

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The creators David Benioff and D. B. Weiss of the TV show "Game of Thrones", want to know how popular Season 8 was among the sho
hram777 [196]

Answer:

The lower bound for a 90% confidence interval is 0.2033

Step-by-step explanation:

In a sample with a number n of people surveyed with a probability of a success of \pi, and a confidence level of 1-\alpha, we have the following confidence interval of proportions.

\pi \pm z\sqrt{\frac{\pi(1-\pi)}{n}}

In which

z is the zscore that has a pvalue of 1 - \frac{\alpha}{2}.

For this problem, we have that:

n = 40361, \pi = \frac{8337}{40361} = 0.2066

90% confidence level

So \alpha = 0.1, z is the value of Z that has a pvalue of 1 - \frac{0.1}{2} = 0.95, so Z = 1.645.

The lower limit of this interval is:

\pi - z\sqrt{\frac{\pi(1-\pi)}{n}} = 0.2066 - 1.645\sqrt{\frac{0.2066*0.7934}{40361}} = 0.2033

The lower bound for a 90% confidence interval is 0.2033

3 0
3 years ago
Find the equivalent fractions and highlight common denominators
Zepler [3.9K]

Answer:

smh

Step-by-step explanation:

too ez is the answer is 12421418258475172583521838716523/12312313123651253612534

3 0
3 years ago
Pond A and Pond B have 20 fishes altogether.
-Dominant- [34]

Answer:

29

Step-by-step explanation:

a+b+b+c+a+c=58

2a+2b+2c=58

divide by 2

a+b+c=29

3 0
3 years ago
Its the pythagorem theorem
Vlada [557]
The answer is approximately 16 inches. I attached the work below :) (if this helped u can u give brainlist)

7 0
3 years ago
Which of the following would be the most logical first step to solving this
antiseptic1488 [7]

Answer:

Factor {x}^{2}-5x+6x

​2

​​ −5x+6.

(x-3)(x-2)=0(x−3)(x−2)=0

2 Solve for xx.

x=3,2x=3,2

i hope this helps

3 0
3 years ago
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