referred to by the term observed frequencies? a. The frequencies found in the sample data classified into each category. b. The frequencies found in the population being examined. c. The frequencies computed from the

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A: Sample size n = 7 Population SD = 4.75 Sample mean = (32+26+42+36+30+35+30)/7 = 33

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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.