Examlex
Suppose that the population of the scores of all high school seniors who took the SAT Math (SAT-M) test this year follows a Normal distribution with standard deviation = 100.You read a report that says,"On the basis of a simple random sample of 100 high school seniors that took the SAT-M test this year,a confidence interval for is found to be 512.00 ± 25.76." What was the confidence level used to calculate this confidence interval?
Difference Threshold
The minimum difference in stimulation that a person can detect 50% of the time, also known as the just noticeable difference (JND).
Absolute Threshold
The minimum stimulus intensity required for detection by the senses.
Signal Detection
A technique used to determine the ability to differentiate between information-bearing patterns and random patterns that distract from the information.
Sensory Adaptation
Sensory adaptation is a phenomenon in which the sensitivity to a stimulus decreases over time as an organism becomes accustomed to its presence.
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