Alan (an inexperienced pool player) and ben (an experienced player) were playing a game of pool at the local bar. a group of girls came over to watch them. based on what social psychologists have learned about "social facilitation" you would predict that with other people watching them.

Ben will do better, Alan will do worse

Explanation:

The concept of social facilitation was developed by Norman Triplett in 1989 where he explained how the performance of individuals affects by the presence of others. It is based on the tendency of the change in behavior of people just by the mere presence of others. However, it should be noted here that social facilitation effects by the familiarity of the task and it can change to social inhibition in the reverse case.

hygrometers and hair thermometers (often found as part of hygrometers/psychrometers) can be used to measure humidity. barometers are used to measure atmospheric pressure, while anemometers are used to measure wind speed. so the 2nd and 4th choices should be the correct answers.

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