To test Ho: H = 20 versus H1: u

To test Ho: p =20 versus HI : < 20, a simple random sample of size n = 20 is obtained from a population that is known to be normally distributed. Answer parts (c) Approximate Y-value. onoose tne correct range 'lor Ine Y-value oelow. (d) IfthexesearoheedecideSEtOtest this hypothesis at the a = 0.05 level of significance, will the researcher reject the null hypothesis? O A. -TheTeseareherwilVreyeOtthe null hypothesis since the P-value is not less than a. O B=The researcherwilltejectthenull hypothesis since the P-value is less than O C.TheTesearcherwilVnotxeject thenull hypothesis since the P-value is less than a. O D.nThe researcherwill notrejectthe null hypothesis since the P-value is not less than