the football coach at state university wishes to determine if there is adecrease in offensive production between the first half and the secound half of his teams recent games. the table below shows the first half and second half offensive production(measured in total yards gained per half) for the past six games.   1 2 3 4 5 6 first half yards 135 93 134 66 125 118 second half yards 113 98 133 73 119 112 compute the test statistic A). 1.164     B). 1.063   C). 0.475

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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.