In a Goodness-Of-Fit Test,the Null Hypothesis States That the Data

question 155

True/False

In a goodness-of-fit test,the null hypothesis states that the data came from a normally distributed population.The researcher estimated the population mean and population standard deviation from a sample of 200 observations.In addition,the researcher used 5 standardized intervals to test for normality.Using a 10% level of significance,the critical value for this test is 4.60517.

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Definitions:

Signal-detection Threshold

The sensory level at which a stimulus is detected 50% of the time, highlighting the ability to identify under conditions of uncertainty.

Psychophysics

The scientific study of the relationship between stimuli and the sensations and perceptions they produce.

Vision Scientist

A researcher who studies the physiology of vision, visual processing, and perception.

Signal-detection

a psychological theory that aims to quantify the ability to discern between information-bearing patterns and random patterns that distract from the information.