Data Set for CHAPTER 2

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This shows the result of an experiment where 10 subjects where kept in a darkened room and then brought into light, causing the pupils to dilate, and then the diameter in millimeters of the pupils was measured every 1/3 sec. (The second column is the average eye diameter of the 10 subjects.) Adapted from "Quantitative Methods in Psychology" by D. Lewis, McGraw-Hill, New York, 1960.

[image of pupils2.dta]
1st col 2nd col
0.33 6.56
0.67 5.58
1.00 4.91
1.33 4.51
1.67 4.19
2.00 3.91
2.33 3.59
2.67 3.52
3.00 3.42