Estimation of the model resulted in the following least squares estimates and corresponding estimated covariance matrix by cou (bị , ba) cov (b) , b3) cou (b2 , b3) var (bz) var (b¡ ) 4 -1 cou (b) , bz , b3) = cou (b , b2) 4 -1 Cou (b) , b3) cov (b2 , b3) var (b3) 1 4 Which of the following is correct? O The hypothesis Ho : B2 = 0 versus the alternative Hj : 32 ± 0 is not rejected using a 5% significance level and the hypothesis Ho: B =1 versus the alternative H : B2 ± 1 is rejected using a S% significance level The hypothesis Ho : B2 = 0 versus the alternativeH¡ : 32 ± 0 is rejected using a 5% significance level and the hypothesis Ho : B2 =1 versus the alternative H : B2 # 1 is not rejected using a 5% significance level The hypothesis Ho : B2 = 0 versus the alternative Hj : 32 ± 0 is not rejected using a 5% significance level and the hypothesis H : B2 = 1 versus the alternative H : B ± 1 is not rejected using a 5% significance level None of the above The hypothesis Họ : B2 = 0 versus the alternative H1 : 32 † 0 is rejected using a 5% significance level and the hypothesis He: B2=1 versus the altemative Hị : B2 # 1 is rejected using a 5% significance level

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