1. A researcher wants to study the effects of social media on Grade 11 students in Manila Mathematics High School. He wishes to use the simple random sampling technique in choosing the members of his sample. If there are 1000 Grade 11 students in the school, how many students should there be in his sample? Discuss the steps he must take if he wishes to use lottery method

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Q: What sampling technique was used?

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Q: ve bi

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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.