Mintab 7 - One-Sample T N Mean StDev SE Mean 95 CI 7 1.380...

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MINITAB Handout for Topic 9 1. Blackboard Lecture Notes, Slide 20: Example 1 MTB > onez 50 24.2; SUBC> sigma 18.5; SUBC> confidence 95. One-Sample Z The assumed standard deviation = 18.5 N Mean SE Mean 95% CI 50 24.2000 2.6163 (19.0722, 29.3278) 2. Blackboard Lecture Notes, Slide 34: Example Question a: MTB > pplot c1 BattLife Percent 18 16 14 12 10 8 6 4 2 0 99 95 90 80 70 60 50 40 30 20 10 5 1 Mean 0.782 9.47 StDev 2.141 N 10 AD 0.217 P-Value Probability Plot of BattLife Normal - 95% CI MTB > boxp c1; SUBC> trans. Boxplot of BatteryLife Battery Life (in hours) 13 12 11 10 9 8 7 6 Distribution of Battery Life
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Question b: MTB > onez c1; SUBC> sigma 1.5; SUBC> confidence 98. One-Sample Z: BattLife The assumed standard deviation = 1.5 Variable N Mean StDev SE Mean 98% CI BattLife 10 9.47000 2.14064 0.47434 (8.36652, 10.57348) 3. Blackboard Lecture Notes, Slide 51: Example of Rare Fish MTB > onet 7 1.38 0.29; SUBC> confidence 95.
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Unformatted text preview: One-Sample T N Mean StDev SE Mean 95% CI 7 1.380 0.290 0.110 (1.112, 1.648) 4. Blackboard Lecture Notes, Slide 54: Example 2 Question 1: MTB > pplot c1 Probability Plot of BatteryLife BatteryLife Percent 18 16 14 12 10 8 6 4 2 99 95 90 80 70 60 50 40 30 20 10 5 1 Mean 0.782 9.47 StDev 2.141 N 10 AD 0.217 P-Value Probability Plot of BatteryLife Normal - 95% CI MTB > boxp c1; SUBC> trans. Boxplot of BatteryLife Battery Life (in hours) 13 12 11 10 9 8 7 6 Distribution of Battery Life Question 2: MTB > onet c1; SUBC> confidence 90. One-Sample T: BatteryLife Variable N Mean StDev SE Mean 90% CI BatteryLife 10 9.47000 2.14064 0.67693 (8.22911, 10.71089) Question 3: MTB > onet c1; SUBC> confidence 99. One-Sample T: BatteryLife Variable N Mean StDev SE Mean 99% CI BatteryLife 10 9.47000 2.14064 0.67693 (7.27009, 11.66991)...
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Mintab 7 - One-Sample T N Mean StDev SE Mean 95 CI 7 1.380...

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