# 7.2525.425.7036.166.4045.965.826.086.246Based on the results shown, is oxygenmusic? Use the .01 significance level. ((b) Sketch the distributions involved. (c)understands mean, standard deviation,about statistics.Lab20. Five sophomores were given an Englishceiving instruction in basic grammar. ThStudentBeforeAfter2018В1822C1715D1617E129Is it reasonable to conclude that future stuter instruction? Use the .05 significance l

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five sophomores were given an english achievement test before and after receiving instruction in basic grammar. their scores are shown below. is (see picture!) is it reasonable to conclude that future students would show higher scores after instruction? use the .05 significance level. a. use the steps of hypothesis testing. b. sketch the distributions involved.

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Step 1

The following table shows the given data and all the calculations

Step 2

Formulation of Hypothesis

Paired T-test is used when we have the same subject and comparing before and after the test.

Step 3

Calculation of sample st...

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