225 50 50 250 250 300 375 425 65 500 500 500 115 175 175 500 2500 3000 85 100 49 234 50 55 55 a. Find the mean. The mean is $ (Type an integer or a decimal rounded to two decimal places as needed.) b. Find the median. The median is S (Type an integer or a decimal rounded to two decimal places as needed.) c. Find the mode. Select the correct choice below and, if necessary, fill in the answer box to complete your choice. O A. The mode(s) is(are) $ (Type an integer or a decimal. Do not round. Use a comma to separate answers as needed.) O B. There is no mode.

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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.