Assume the professor rodgers that studies only people aged 65 or older and found that they experienced increasing levels of happiness in the last 20 years. suppose he had concluded that people under 65 years of age also experienced increasing levels of happiness during the same time period. he would have committed the errro

Overgeneralization

Explanation:Overgeneralization is an error which result to making a broad conclusion only based on general information which isn't representative of the whole population at large.

This type of conclusion uses non depth details which doesn't have much facts about the situation.

"Assume the Professor Rodgers that studies only people aged 65 or older and found that they experienced increasing levels of happiness in the last 20 years." Professor Rodgers may have to research further maybe the causes of this happiness and find all the facts attached to the happiness of the 65 year olds in their last 20 years because he may find that some people don't experiences those facts that results to such happiness.