Nice nice nice little place to hang out with friends and family and friends and family
Answer:
They should tested more people
Explanation:
To conduct an experiment, they have to collect many data, repeating the experiment multiple time, design the study etc .
The method used in this scenario is wrong, the outcome of their experiment is based on one sample and the experiment was only conducted once with test of validity.
The result gotten this research may had been because of preference in their reading environment
Joe might like listening to music while he studied which gives him edge to performed well.
Before they can come to a conclusion, they have to involve many individuals in the study
The caste system regulated many aspects of live, such as what jobs one would have, whom one could marry and the position in the society.
These were taken to be almost impossible to change and they made the society less flexible, with less changes. People didn't see much change nor did they expect many changes, and this stability gave a sense of order.