please answer all

=9781305586437&snapshotld2248579laud:122897159081 Q Sean C hock M y We Test the following hypotheses by using the x 2 goodness of t test. Ho: pA= 0.2,pB= 0.4, andpc=0.4 Ha : The population proportions are not pA=0k2,pB=0.4.andpc=o.4 A sample of size 200 yielded 20 in category A, 120 in category B, and 60 In category C. Use a = .01 and test to see whether the proportions are as stated in Ha ' Use Table 114. a. Use the pvalue approach. 2 7 a 1"} 1 = .'(to 2 decnmals) me pvame Conclusion: _ Select V \\ b. Repeat the test using the critical value approach. 1 ' ... _ mm 7 2 01 = -(to 3 decimals) Conclusion: : 1 Check My VVOFF