A recent study of 120 randomly selected people stung by killer bees last year found the individuals were wearing the colors shown in the table below. Do these data provide convincing evidence that the color distribution of colors worn by people stung by killer bees is different from the percentages given on the website?     What is the value of the degrees of freedom? df = _____  What is the chi-square statistic? (2 decimal places)  What is the p-value? (3 decimal places)  What is your decision? (Reject or fail) What is your conclusion in context?

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Q: 10 8- 6 4 0- Salary Frequency 12 25,000 27,500 30,000 32,500 35,000 37,500 40,000

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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.