Answer the following questions online by checking either Tru

Answer the following questions on-line by checking either True or False.
(a) The t-distribution is characterized by the parameters µ (the mean) and (the standard deviation).

(b) The t-table (Table D) works with the area above (right or upper tail) while the z-table (Table A) works with the area below (left or lower tail).

(c) The t-distribution approaches the Standard Normal Distribution, N(0,1), as the degrees of freedom increase because s estimates with less precision when the sample size increases.

Solution

a) false

b) true, but depends on the table chosen.

c) false, it would have been true if it was: .... estimates with MORE precision