49. The table shows world average daily oil consumption from 1985 to 2010 measured in thousands of barrels per day. (a) Compute and interpret the average rate of change from 1990 to 2005. What are the units? (b) Estimate the instantaneous rate of change in 2000 by taking the average of two average rates of change. What are its units? Years Thousands of barrels of oil per day since 1985 60,083 66,533 10 70,099 15 76,784 20 84,077 25 87,302 Source: US Energy Information Administration cen- umption e drinks). 50. The table shows values of the viral load V(t) in HIV patient 303, measured in RNA copies/mL, t days after ABT-538 2:40 PM

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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.