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ANTONII [103]
4 years ago
6

What is alpha null?????????????

Mathematics
1 answer:
Alex787 [66]4 years ago
8 0
Before you run any statistical test, you must first determine your alpha<span> level, which is also called the “significance level.” By definition, the </span>alpha<span> level is the probability of rejecting the </span>null<span> hypothesis when the </span>null<span> hypothesis is true.</span>
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Determine if the sequence converges: [ln(n)]^2 /n
Finger [1]
We will use l´Hopital´s rule for calculating limits involving indeterminate form (in this case: ∞ / ∞ ) using the derivative of the numerator and denominator:\lim_{n \to \infty}  \frac{ln^{2}n }{n}  =  \lim_{n \to \infty} \frac{2ln(n)* \frac{1}{n} }{1} =  \lim_{n \to \infty}  \frac{2ln(n)}{n} This is still form ∞/∞ and we will use the derivative again:\lim_{n \to \infty}  \frac{2ln(n)}{n}  =  \lim_{n \to \infty}  \frac{ \frac{1}{n} }{1} = \lim_{n \to \infty}  \frac{1}{n}=1/∞ = 0
The sequence converges.
 
8 0
3 years ago
Solve the following quadratic equation:<br> (3x – 5)2 = 4
Katarina [22]

Answer:

Step-by-step explanation:

It is mandatory (required) to use " ^ " for exponentiation:

(3x – 5)^2 = 4

Taking the square root of both sides, we get

3x - 5 = ±2, or

3x = 5 ±2, or

(a) 3x = 7 => x = 7/3, and

(b) 3x = 3, or x = 1

7 0
3 years ago
Would you rather win the lottery or live twice as long?
vredina [299]

Answer:

win the lotto

Step-by-step explanation:

6 0
3 years ago
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AveGali [126]
You plug 13 into where the r is and then solve, using a calculator
7 0
3 years ago
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Consider the equation
sergij07 [2.7K]

Answer:

B. (-6, -9)

D. (12, 3)

Step-by-step explanation:

y=mx+b is the format for this problem.

2/3 is m and -5 is b

The b is the y-intercept which is the point where the line crosses from one side of the graph to the other horizontally. You can see at -5, that is where that happens.

Then, to find the second point, you would move the -5 up 2 and right 3 points because the slope is 2/3.

You can then look at another point of the graph to find (-6, -9)

*Changed my answer from just B to B and D

4 0
2 years ago
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