Your answer is correct they report to the governor.
Explanation:
COMESA's main aim is to develop trade, it is a regional organization for Eastern and Southern Africa
The experimental units are what you apply the treatments to. In this experiment it would be the subjects or the customers in this situation since they will be treatment (either standing at their regular height or squatting to meet the eye level which could affect the amount of tip they give). An example of randomization can be numbering each table in the restaurant and picking them out of a hat and going to that table that you randomly chose and imposing the treatment on the customers there. Because tips depend on the income of the customers and how much they are willing to give for their meal. If not even income some people are willing to give despite how much money they make so their tips may higher than the wealthy crowd. Other factors the experimenters may not be able to control is the mood of the customers as well isn't it more likely if someone is enjoying their time to give more to the server despite the service the waiter.
Answer:
a decreasing trend in the number of temper tantrums.
Explanation:
ABAB design also known withdrawal or reversal design is a design used in experimental study of behaviour to measure the effects of a treatment on a particular baseline information by measuring a baseline information A, then applying a treatment B on A, thereafter, treatment B is withdrawn from A for a period, and finally treatment B is applied again to A to measure the effects of change caused by the treatment. This design is given by :
A - baseline established
B - treatment offered
A - withdraw treatment for a time
B - offer treatment again to show effectiveness of the treatment