In one of the first social psychological experiments ever conducted, researcher norman triplett built a "competition machine," in which children wind up a fishing reel. he found that the children were able to wind more quickly when

he found that the children were able to wind more quickly when they worked as a group side by side than when they worked alone.

Explanation:

Norman Triplett was a psychologist born on October 1, 1861 and worked most of his life at Indiana University. According to my research on Norman Triplett's experiments, I can say that based on the information provided within the question he found that the children were able to wind more quickly when they worked as a group side by side than when they worked alone. He believed that they as they worked together each one was able to focus more on the task being done.

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answer; i believe two are ; /// world bank and international monetary fund; good luck