In an experiment measuring the reaction times of eight subjects, the following scores in milliseconds were obtained:
|
Subject
|
Reaction Time
|
|
1
|
250
|
|
2
|
378
|
|
3
|
451
|
|
4
|
275
|
|
5
|
225
|
|
6
|
430
|
|
7
|
325
|
|
8
|
334
|
a. If represents the variable of reaction time, assign each of the scores its appropriate symbol.
b. Compute for these data.