# In your local high school, a random sample of 10 high school seniors participated in a course to increase their knowledge of healthy living activities. The students were given a knowledge quiz before and after the program. The scores are listed below. Calculate a two-sided 95% confidence interval for the mean difference in the scores. Give an interpretation of the confidence interval. You MUST show your work StudentBeforeAfter165702557137268449655718968995790998858297584107876

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In your local high school, a random sample of 10 high school seniors participated in a course to increase their knowledge of healthy living activities. The students were given a knowledge quiz before and after the program. The scores are listed below. Calculate a two-sided 95% confidence interval for the mean difference in the scores. Give an interpretation of the confidence interval. You MUST show your work

 Student Before After 1 65 70 2 55 71 3 72 68 4 49 65 5 71 89 6 89 95 7 90 99 8 85 82 9 75 84 10 78 76
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Step 1

Step-by-step procedure to obtain the confidence interval using MINITAB:

Step 1: Choose Stat > Basic Statistics > Paired t.

Step 2: In First Sample, enter the column of Before.

Step 3: In Second Sample, enter the column of After.

Step 4: Choose Options.

Step 5: In Confidence level, enter 95.

Step 6: In Alternative, select not equal.

Step 7: Click OK in all the dialogue boxes.

Step 8: Click OK.

Step 2

Output using the MINITAB sof...

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