John M. Lockhart's scientific contributions
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It was automatically created by ResearchGate to create a record of this author's body of work. We create such pages to advance our goal of creating and maintaining the most comprehensive scientific repository possible. In doing so, we process publicly available (personal) data relating to the author as a member of the scientific community.
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Publication (1)
2 groups of experienced monkeys were given 320 6-trial discrimination problems in which 1 of 2 objects present on Trial 1 was replaced by a new object on Trials 2-6. For one group the new object replaced the one chosen on Trial 1; for the other group, it replaced the object not chosen on Trial 1. While the latter group showed high percentages of co...
Citations
... Related to these variables is the role of observing responses (Stollnitz, 1965 ). While direct measures of observing responses in the learning set context have not been made, a study by Lockhart, Parks, and Davenport (1963) bears indirectly upon this. In that study, one of the two discrimination objects was replaced after one crial. ...
