Author Question: Adding or subtracting 0.5 from the binomial random variable x's interval endpoints (i.e., the ... (Read 48 times)

ereecah · **on:** Jul 24, 2018

Adding or subtracting 0.5 from the binomial random variable x's interval endpoints (i.e., the so-called continuity correction) improves the normal approximation to the binomial by correcting for or accounting for the missing corners of the probability rectangles corresponding to values of x.
Indicate whether the statement is true or false

Question 2

Student's t-distribution is a sampling distribution for a random variable, t, derived from a normally distributed population, that is (1) single-peaked above the random variable's mean, median, and mode of zero, (2) perfectly symmetrical about this central value, and (3) characterized by tails extending indefinitely in both directions from the center, approaching, but never touching, the horizontal axis.
Indicate whether the statement is true or false