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alina1380 [7]
4 years ago
10

In a given binomial distribution, there are 625 trials, and the probability of success is p =0.29. What is the variance?

Mathematics
1 answer:
Shkiper50 [21]4 years ago
3 0

Answer:

128.69.

Step-by-step explanation:

The variance is np(1 - p)

= 625*(0.28) * 0.71

= 128.69.

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Step-by-step explanation:

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Step-by-step explanation:

This website can help:

https://www.wolframalpha.com/widgets/view.jsp?id=83d5da9f6682ad1b6002473f314c3b4f

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Which of the following describes the transformation of g (x) = 3 (2) Superscript negative x Baseline + 2 from the parent functio
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Option d: reflect across the y-axis, stretch the graph vertically by a factor of 3, shift 2 units up.

Step-by-step explanation:

The parent function is f(x)=2^{x}

The transformation function is g(x)=3(2)^{-x} +2

In the transformed function, the function is added +2, which shifts the graph by 2 units up.

Also, the function is multiplied by 3, which stretches the function f(x)=2^{x}  vertically by a factor of 3 units.

The variable x is multiplied by -1, such that the function reflects across y-axis.

Thus, the correct answer is option d.

The graph is attached below which shows the parent function and the transformed function.

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