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rrfiaa rrfiaa
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6 years ago
What happens to the shape, mean, and variance of a 2 distribution as the degrees of freedom increase?

Q. 2

What happens to the shape, mean, and variance of a Student t distribution as the degrees of freedom increase?

Q. 3

Suppose you have an F distribution with degrees of freedom 10, 20.
 a. Find the mean
  b. Find the variance.
  c. Find the standard deviation.

Q. 4

Suppose you have a 2 distribution with 20 degrees of freedom.
 a. Find the mean.
  b. Find the variance.
  c. Find the standard deviation.

Q. 5

Suppose you have a Student t distribution with 20 degrees of freedom.
 a. Find the mean.
  b. Find the variance.
  c. Find the standard deviation.

Q. 6

Use the t-table to find the following probabilities.
 a. P(t8 > 2.306)
  b. P(t80 > 2.639)
  c. P(t24 > 1.711)
  d. P(t35 > 1.306)
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ashincchenashincchen
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6 years ago
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rrfiaa Author
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6 years ago
Correct Slight Smile TY
patod1
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Yesterday
Good timing, thanks!
loki1345
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2 hours ago
Brilliant ツ
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