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When There Are ? Degrees of Freedom, the T? Distribution X∞2X _ { \infty } ^ { 2 }

Question 18

Multiple Choice

When there are ? degrees of freedom, the t? distribution


A) can no longer be calculated.
B) equals the standard normal distribution.
C) has a bell shape similar to that of the normal distribution, but with "fatter" tails.
D) equals the X∞2X _ { \infty } ^ { 2 } distribution.

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