Question 5 Question Help: Suppose that textbook weights are normally distributed. You measure 30 textbooks' weights, and find they have a mean weight of 38 ounces. Assume the population standard deviation is 8.6 ounces. Based on this, construct a 95% confidence interval for the true population mean textbook weight. Round answers to 2 decimal places. Submit Questi Makasos, Select an answer ✓ < Select an answer μ X 0² ▼ σ < > S² e Message instructor

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Suppose that textbook weights are normally distributed. You measure 30 textbooks' weights, and find they
have a mean weight of 38 ounces. Assume the population standard deviation is 8.6 ounces. Based on this,
construct a 95% confidence interval for the true population mean textbook weight. Round answers to 2
decimal places.
Submit Questi
▼
μ
р
X
< >
Select an answer ✓ <
Select an answer
p
0²
e Message instructor
Q
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a
Transcribed Image Text:Question 5 Question Help: Suppose that textbook weights are normally distributed. You measure 30 textbooks' weights, and find they have a mean weight of 38 ounces. Assume the population standard deviation is 8.6 ounces. Based on this, construct a 95% confidence interval for the true population mean textbook weight. Round answers to 2 decimal places. Submit Questi ▼ μ р X < > Select an answer ✓ < Select an answer p 0² e Message instructor Q H a
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