Which of the following could truly represent probabilities? Select all that apply. Question 20 options: 0 1 0.13 1.21 0.5 -0.06 A(n) ___________ is one observation of an event. Question 21 options: sample space outcome trial experiment What happens when we increase the mean of the normal distribution? Question 26 options: The distribution is shifted to the right. The distribution is shifted to the left. The tails become wider and the peak decreases. The tails become more narrow and the peak increases.
Which of the following could truly represent probabilities?
Select all that apply.
Question 20 options:
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0 |
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1 |
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0.13 |
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1.21 |
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0.5 |
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-0.06 |
A(n) ___________ is one observation of an event.
Question 21 options:
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sample space |
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outcome |
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trial |
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experiment |
What happens when we increase the mean of the normal distribution?
Question 26 options:
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The distribution is shifted to the right. |
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The distribution is shifted to the left. |
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The tails become wider and the peak decreases. |
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The tails become more narrow and the peak increases. |
Which of the following are true about the F distribution?
Select all that apply.
Question 31 options:
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It is defined by two different degrees of freedom. |
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The distribution is left skewed. |
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The observed values on the x-axis must always be positive. |
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The area under the curve is 1. |
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