## Week One Quiz >>> A black swan event is a low probability high impact event >>> Probability and Statistics: To p or not to p?

### 1.

Question 1

A black swan event is a low-probability high-impact event.

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### 2.

Question 2

A model is a perfect representation of reality.

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### 6.

Question 6

Under the assumption of normality, there is approximately a 99.7% probability of being within three standard deviations of the mean.

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### 8.

Question 8

The classic London Underground map allows a tourist to get from point A to point B.

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### 9.

Question 9

The Circle line is a true (perfect) circle.

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### 3.

Question 3

A good model, other things equal, departs significantly from reality.

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### 4.

Question 4

In the Monty Hall problem, switching to the unopened door guarantees you will win the sports car.

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### 5.

Question 5

Internal variables are under our control.

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### 7.

Question 7

There is a current skills deficit due to demand from employers for quantitative staff exceeding supply.

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### 10.

Question 10

Decision-making is a process when one is faced with a problem or decision with a certain outcome.

True

**False**

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### 1.

Question 1

A black swan event is a high-probability low-impact event.

True

**False**

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### 4.

Question 4

In the Monty Hall problem, initially all three doors have the same probability of hiding the sports car.

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### 6.

Question 6

Under the assumption of normality, there is approximately a 99.7% probability of being within two standard deviations of the mean.

True

**False**

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### 7.

Question 7

There is a current skills surplus due to the supply of quantitative employees exceeding demand from employers.

True

**False**

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### 9.

Question 9

The “Circle line” is a sensible choice of name for the “Circle line”.

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### 10.

Question 10

Decision-making is a process when one is faced with a problem or decision having more than one possible outcome.