Calculate the critical degrees of freedom and identify the critical values for the following tests," using= 05.and the tables in your e-book for all scenarios (do.NOT round). .Then, state whether. the null hypothesis would be rejected or failed to be rejected.a 6).Single sample t-test:' ANSWERT ANSWERT ANSWERT two-tailed, N=20,f-=. df-20-1=190 critical-t = 2.0930 tex-is-2.093-and-tobt is f 2.050 2.05-so we failed to reject the null.a 7).Single sampler-test:" ANSWERT ANSWERT ANSWERT one-tailed, N--20,/-=* df-20-1=190 critical-t.=1.7290 tox-1.729. The tobt of-2.05T 2.050 is within region of rejection. We reject- the-Null hypothesis.a 8) .Pearson's ANSWERT ANSWERT ANSWERT correlation: two-tailed, . df.(N-2)=15-1 ICV 51390 r (13)=