What is your statistical decision? A researcher is interested in the effect of employment on life satisfaction. He selects a random sample of 16 adults who are employed full time, employed part time, temporarily unemployed, or chronically unemployed. He provided a scale that assessed their life satisfaction on a scale that ranges from 0 (very dissatisfied) to 80 (very satisfied). His results are as follows: What is your statistical decision

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Q: Can you guys help me on this? Thank you!

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A: The set or collection of all possible observations is defined as the population.

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A: It is an important part of statistics. It is widely used.

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.