Compared with randomized complete design and analysis of variance, random block design and analysis of variance has( ).
A: more source of variations
B: smaller errors
C: lower efficiency
D: None
A: more source of variations
B: smaller errors
C: lower efficiency
D: None
举一反三
- The stages within the development phase of the software life cycle are ________. A: design，analysis，implementation，and testing B: analysis，design，implementation，and testing C: analysis，design，testing，and implementation D: design，analysis，testing，and implementation
- Which of the following is the correct order of phases in the systems development life cycle? A: analysis, planning, design, implementation B: analysis, design, planning, implementation C: planning, analysis, design, implementation D: design, analysis, planning, implementation
- Which of the following statement is not ture? A: ANOVA can be used to compare the mean of two samples B: Completely random design is more suitable for the data of the experimental subject's mixed influence is not too big C: In random block design, the number of columns in each block is equal to the number of treatments D: In random block design, the smaller the difference within and between blocks, the better
- Variance analysis include ( ) A: Schedule variance B: Cost variance C: The schedule performance index D: The cost performance index
- Analysis of variance is an analysis method proposed by Ronald Fischer, a British statistician and geneticist ()