Question

What is the area to he right of 1.5 under the t-distribution with 14 degrees of freedom?

What is the area to the right of 2.75 under the t-distribution with 28 degrees of freedom?

What is the area to the left of 2.8 under the t-distribution with 5 degrees of freedom?

If the degree of freedom is 20,what is the 96th percentile of the t-distribution?

In a t-distribution with 13 degrees of freedom, what is the 38th percentile?

Answer 1

Area to he right of 1.5 under the t-distribution with 14 degrees of freedom-

Area =0.07791

Area to the right of 2.75 under the t-distribution with 28 degrees of freedom-

Area=0.00516

Area to the left of 2.8 under the t-distribution with 5 degrees of freedom-

Area=0.981

At the degree of freedom is 20 the 96th percentile of the t-distribution is 2.929

 t-distribution with 13 degrees of freedom, 38th percentile- is

=0.694