The data shown below is collected from a sample 8 5 8 9 8 8...
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The data shown below is collected from a sample 8 5 8 9 8 8 9 1 8 2 8 0 9 0 8 6 8 4 8 3 8 2 To determine how much the sample mean differs from the population mean of 8 5 a student calculates the t value The student incorrectly calculates the t value using the steps shown below Step 1 7 8 5 8 9 8 8 9 1 8 2 8 0 9 0 8 6 8 4 8 3 8 2 11 Step 2 S2 1 327273 0 1327273 Step 3 t 8 5455 8 5 1 08 0 1327273 Step 3 t In which step did the student make the first error and what is the correct expression for it O Step 2 S 1 327273 0 12067 O Step 2 S 1 327273 0 1327273 Step 3 t 8 5455 85 0 41 0 137722 11 8 5455 8 5 0 1327273 F 8 5455 1 14
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