In a study of the effects of humor on memory, Schmidt (1994) had participants read either humorous sentences or non-humorous sentences and later tested participants' memory for the sentences. Identify the research hypothesis for this study.

If a person or group of individuals is under consideration and there are certain procedure done. And a number of professionals implement different techniques to find out the required number of results and have an idea about the factors that matters in a given sequence.As, in the following experiment the individuals may be confronted to any funny or humerus materials or writings that can cause the laughter inside the individuals. While, the magnitude of the individuals humor sense can be determined by the people who are confronted to the different level of writings or materials that the people are confronted to in the area or time.

Positive correlation

Explanation:

Positive correlation -

It refers to the type of relation between two variables which are directly proportional to each other i.e. , if one of the variable increases then the other variable too increases ,

and ,

It one variable reduces , the other variable also decreases .

Hence , from the given scenario of the question ,

The scenario shows positive correlation , as with the increase in the rainfall , the height of the tomato plants also increases .

Therefore ,

The correct answer is positive correlation .