What is significance of t-test? Explain using a suitable example.

The t-test is a statistical method commonly used in analytical chemistry to determine if there is a significant difference between the means of two groups of data. It assesses whether the means of the two groups are statistically different from each other, taking into account the variability within each group. The significance of the t-test lies in its ability to provide a reliable indication of whether observed differences between groups are likely to reflect ___ __________ ___ ______ ________ ________.
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