1. Given the table below that shows the number of composition notebooks (x) and the corresponding costs (y). Find out whether an increase in the number of composition notebooks bought would lead to a higher costs at 0.05 level of Significance. Y 1 25 2 50 75 4 100 125 6. 150 Но: На: a. Level of significance a= d.Tabulated value and computed value е. ra f. Interpretation of value of r g. Conclusion.

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Types of Bias

Statistics is the study of data collection, organization, analysis, interpretation, and presentation. Statistical bias is a characteristic of a statistical technique or its findings in which the expected value deviates from the actual root quantitative parameter being estimated. According to the actual definition of bias, it refers to the tendency of a statistic to overestimate or underestimate a parameter.