The analysis of variance helps us compare the means of two, or ...

[cdr_15]

The analysis of variance helps us compare the means of two, or more quantitative populations. Thus, it might be used by the manager of a farm who wants to know whether there is any difference in:
 a. the average crop yield associated with the use of five types of fertilizer
  b. the average crop yield associated with five alternative quantities of a given type of fertilizer that might be applied
  c. the average crop yield associated with five alternative times at which a given quantity of a given type of fertilizer might be applied
  d. all of these
  e. none of these

Question 2

An experimental plan that creates one treatment group for each treatment and then randomly assigns each experimental unit to one of these groups is called:
 a. a completely randomized design
  b. a randomized block design
  c. either a completely randomized design or a randomized block design
  d. a matched-pairs design
  e. none of these

[perkiness]

Answer to Question 1

D

Answer to Question 2

A

[cdr_15]

TY

[perkiness]

You're welcome