at is the meaning of “multiple comparison”? What can you

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See Table 3 attached and answer the following questions:

  1. What is the meaning of “multiple comparison”?
  2. What can you conclude from Table 3?
Table 3
Multiple Comparisons
Dependent Variable: Time
Tukey HSD
Mean
95% Confidence Interval
Difference (I-
J)
Lower Bound Upper Bound
(1) Course
Beginner
(J) Course
Std. Error
Sig.
3.60000
3.80000
Intermediate
1.43088
.046
.0523
7.1477
Advanced
1.43088
.034
.2523
7.3477
Intermediate Beginner
-3.60000
1.43088
.046
-7.1477
-.0523
Advanced
.20000
1.43088
.989
-3.3477
3.7477
Advanced
Beginner
-3.80000
1.43088
.034
-7.3477
-.2523
Intermediate
-.20000
1.43088
.989
-3.7477
3.3477
*. The mean difference is significant at the 0.05 level.
Transcribed Image Text:Table 3 Multiple Comparisons Dependent Variable: Time Tukey HSD Mean 95% Confidence Interval Difference (I- J) Lower Bound Upper Bound (1) Course Beginner (J) Course Std. Error Sig. 3.60000 3.80000 Intermediate 1.43088 .046 .0523 7.1477 Advanced 1.43088 .034 .2523 7.3477 Intermediate Beginner -3.60000 1.43088 .046 -7.1477 -.0523 Advanced .20000 1.43088 .989 -3.3477 3.7477 Advanced Beginner -3.80000 1.43088 .034 -7.3477 -.2523 Intermediate -.20000 1.43088 .989 -3.7477 3.3477 *. The mean difference is significant at the 0.05 level.
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