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Case Processing Summary
TIPO_GRUPO Cases
Valid Missing Total
N Percent N Percent N Percent
MAT
dimension1
CONTROL 100 100,0% 0 ,0% 100 100,0%
EXPERIME 93 97,9% 2 2,1% 95 100,0%
Descriptives
TIPO_GRUPO Statistic Std. Error
MAT CONTROL Mean 7,5300 ,20814
95% Confidence Interval for
Mean
Lower Bound 7,1170
Upper Bound 7,9430
5% Trimmed Mean 7,5889
Median 8,0000
Variance 4,332
Std. Deviation 2,08145
Minimum 4,00
Maximum 10,00
Range 6,00
Interquartile Range 4,00
Skewness -,208 ,241
Kurtosis -1,321 ,478
EXPERIME Mean 7,6989 ,20839
95% Confidence Interval for
Mean
Lower Bound 7,2850
Upper Bound 8,1128
5% Trimmed Mean 7,7766
Median 8,0000
Variance 4,039
Std. Deviation 2,00968
Minimum 4,00
Maximum 10,00
Range 6,00
Interquartile Range 4,00
Skewness -,331 ,250
Kurtosis -1,167 ,495
Case Processing Summary
TIPO_GRUPO Cases
Valid Missing Total
N Percent N Percent N Percent
CEA_MOT
dimension1
CONTROL 100 100,0% 0 ,0% 100 100,0%
EXPERIME 95 100,0% 0 ,0% 95 100,0%
Descriptives
TIPO_GRUPO Statistic Std. Error
CEA_MOT CONTROL Mean 56,4300 3,05413
95% Confidence Interval for
Mean
Lower Bound 50,3699
Upper Bound 62,4901
5% Trimmed Mean 57,1667
Median 60,0000
Variance 932,773
Std. Deviation 30,54133
Minimum ,00
Maximum 99,00
Range 99,00
Interquartile Range 55,00
Skewness -,352 ,241
Kurtosis -1,175 ,478
EXPERIME Mean 67,0737 3,04142
95% Confidence Interval for
Mean
Lower Bound 61,0349
Upper Bound 73,1125
5% Trimmed Mean 69,0263
Median 75,0000
Variance 878,771
Std. Deviation 29,64407
Minimum ,00
Maximum 99,00
Range 99,00
Interquartile Range 50,00
Skewness -,874 ,247
Kurtosis -,205 ,490
α
Independent Samples Test
Levene's Test for Equality of
Variances t-test for Equality of Means
F Sig. t df Sig. (2-tailed)
Mean
Difference
Std. Error
Difference
95% Confidence Interval of the
Difference
Lower Upper
MAT Equal variances assumed ,728 ,395 ,573 191 ,567 ,16892 ,29491 -,41278 ,75063
Equal variances not
assumed
,574 190,726 ,567 ,16892 ,29454 -,41204 ,74989
HAY IGUALDAD DE VARIANZAS (0,395 > 0,05).
PRUEBA T: 0,567 > 0,05 Se acepta hipótesis nula. No hay diferencias significativas.
Independent Samples Test
Levene's Test for Equality of
Variances t-test for Equality of Means
F Sig. t df Sig. (2-tailed)
Mean
Difference
Std. Error
Difference
95% Confidence Interval of the
Difference
Lower Upper
CEA_MOT Equal variances assumed 1,012 ,316 2,468 193 ,014 10,64368 4,31353 2,13598 19,15139
Equal variances not
assumed
2,469 192,909 ,014 10,64368 4,31021 2,14249 19,14488
HAY IGUALDAD DE VARIANZAS (0,316 > 0.05).
PRUEBA T: 0,014 < 0,05 Se rechaza hipótesis nula y acepta alterna. Hay diferencias significativas en la estrategia de motivación entre alumnos
que participan en el proyecto CAIT y los que no.
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