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To find the median of Wednesday's test scores, first arrange the scores in numerical order from least to greatest, then select the middle value as the median. If there is an even number of scores, the median is the average of the two middle values.
Independent variable: studying with music Dependent variable: students' test scores
Stalin had 140 IQ
One hypothesis could be that studying with music may either positively or negatively impact student test scores. For example, listening to music could improve focus and help some students retain information better, leading to higher scores. On the other hand, music might be a distraction for some students, hindering their ability to concentrate and negatively impacting their test performance.
Research has shown that there are persistent differences in IQ test scores across different racial and ethnic groups in the US, with some groups consistently scoring higher or lower on average than others. However, it is important to note that while there may be differences in average scores, individual differences within each group are greater than differences between groups.
There is no widely available information on Robert L. Williams' IQ test score. IQ test scores are generally considered private and confidential information, and not usually disclosed publicly.