T-Test Group Statistics Std. Error Std. Deviation N Mean Mean Name Hotel Good complaint handling (10-point scale) Hotel Rio de Janeiro 150 6,86 2,040 167 Hotel Paramaribo 64 4,92 2,762 345 Independent Samples Test Levene's Test for Equality of Variances t-test for Equality of Means 95% Confidence Interval of the Difference Mean Std. Error Lower Upper F Sig. t df Sig. (2-tailed) Difference Difference Good complaint handling (10-point scale) Equal variances 19,775 000 5,697 212 340 000 1,938 1,268 2,609 assumed Equal variances not 5,056 93,595 000 1,938 383 1,177 2,699 assumed 1. Formulate Ho and H 1 2. Report the outcome in research terms 3. Explain in own words what the outcome means State you conclude with 95% certainty.

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Confidence Intervals

When we calculate intervals in probability and statistics, it can be simply termed as finding out a confidence interval. The confidence interval is usually calculated from the data set which is observed. The value of the parameter that needs to be calculated is present here only.