7.25 2 5.42 5.70 3 6.16 6.40 4 5.96 5.82 6.08 6.24 6 Based on the results shown, is oxygen music? Use the .01 significance level. ( (b) Sketch the distributions involved. (c) understands mean, standard deviation, about statistics. Lab 20. Five sophomores were given an English ceiving instruction in basic grammar. Th Student Before After 20 18 В 18 22 C 17 15 D 16 17 E 12 9 Is it reasonable to conclude that future stu ter instruction? Use the .05 significance l

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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.