●●● ●●●● ●●●●● ●●●● Put forward null hypothesis and o 会, alternative hypo thesis 0 Ba y What is null hypothesis? 1. The test is designed to assess the strength of the evidence against Ho 2. It is denoted by Ho 0 0 21/1/292021/1/29 12 Put forward null hypothesis and alternative hypothesis  What is null hypothesis? 1. The test is designed to assess the strength of the evidence against Ho. 2. It is denoted by H0 H0： = 0