Answer:
E,C,E are the answers
Step-by-step explanation:
given that a poultry specialist is conducting an experiment to determine whether the mean cholesterol content of egg yolks is affected by adding certain chemicals to the feed given to the hens laying those eggs.
The 120 laying hens available for the study will be randomly allocated to three groups. Each group of hens will be fed a ration with a different chemical additive and the cholesterol content of their eggs will be measured.
1) The explanatory variable is the type of ration feed used to feed. It is categorical.
E. type of chemical additive to the group of hens’ feed which is categorical
2) Response variable is the cholestrol content in the eggs layed. this is numerical
C. cholesterol content of the hens’ eggs which is quantitative
3) Since one is categorical and other quantitative and also since more than 2 groups are there, we can use only
E. chi-square tes
