Find the critical F-value for a right-tailed test using the indicated level of significance a and...
Find the critical F-value for a right-tailed test using the indicated level of significance a and degrees of freedom d.l.n and d.f.D. a = 0.05, d.f.n=2, d.f.p = 18 The critical F-value is (Round to two decimal places as needed.)
Finding F critical for Variances Use the F-distribution to find the degrees of freedon for the numerator (d.f.N.), the degrees of freedom for the Denominator (d.f.D.) and the critical F-value Use the closest value when looking up the d.f.N. and d.f.D. in the tables. Test alpha α Sample 1 Sample 2 d.f.N. d.f.D. F critical Right 0.01 s12=37 n1=14 s22=89 n2=25 Two-tailed 0.10 s12=164 n1=21 s22=53 n2=17 Right 0.05 s12=92.8 n1=11 s22=43.6 n2=11
Complete parts (a) through (c) below. (a) Determine the critical value(s) for a right-tailed test of a population mean at the a=0.10 level of significance with 15 degrees of freedom. (b) Determine the critical value(s) for a left-tailed test of a population mean at the a=0.05 level of significance based on a sample size of n = 20. (c) Determine the critical value(s) for a two-tailed test of a population mean at the a=0.10 level of significance based on a...
Complete parts (a) through (c) below (a) Determine the critical value(s) for a right-tailed test of a population mean at the ?-0.05 level of significance with 10 degrees of freedom (b Determine the critical value(s) for a left-tailed test of a population mean at the ? 0 01 level of significance based on a sample size of n-15 c) Determine the critical value(s) for a two-tailed test of a population mean at the ?:0.01 level of significance based on a...
Complete parts (a) through (c) below. (a) Determine the critical value(s) for a right-tailed test of a population mean at the alphaequals0.05 level of significance with 20 degrees of freedom. (b) Determine the critical value(s) for a left-tailed test of a population mean at the alphaequals0.01 level of significance based on a sample size of nequals15. (c) Determine the critical value(s) for a two-tailed test of a population mean at the alphaequals0.05 level of significance based on a sample size...
Find the critical value for a right-tailed test with a = 0.025, degrees of freedom in the numerator= 12, and degrees of freedom in the denominator = 25. What is the critical value? (Round to the nearest hundredth as needed.)
Complete parts (a) through (c) below. (a) Determine the critical value(s) for a right-tailed test of a population mean at the a = 0.01 level of significance with 15 degrees of freedom. (b) Determine the critical value(s) for a left-tailed test of a population mean at the a = 0.05 level of significance based on a sample size of n = 20. (c) Determine the critical value(s) for a two-tailed test of a population mean at the a=0.10 level of...
2= Determine the critical value for a right-tailed test regarding a population at the al = 0.05 Hovei of significance. round to two decimal plaus) Determine the critical values for a two-tailed test of a population mean at the d= 0.05 level of significance based on a sample size of N= 19. a) ± 1.74 c)+ 7.101 b) J1 d) ± 1.734 Find the standardized test Statistiet for a sample with N=12, X= 34.2, S = 2.2, and a= 0.01...
Complete parts (a) through (c) below (a) Deter nine the critical value s for a right-tailed test of a population mean at he α-0.05 level of significance with 20 degrees of freedom. (b Determ ine the cri cal value(s) for a left ta edt stofa population mean c) Determine the critical value(s) for a two-taled test of a population mean at the α-0.10 level of significance based on a sample size of n 10. at the α= 0.01 level of...
Find the critical value for a right-tailed test with alpha equals 0.01, degrees of freedom in the n=12, and degrees of freedom in the degrees of freedom=50.