The lengths of steel rods produced by a shearing process are normally distributed. A random sample of 10 rods is selected; the sample mean length is…

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The lengths of steel rods produced by a shearing process are normally distributed. A random sample of 10 rods is selected; the sample mean length is 119.05 cm; and the sample standard deviation is 0.10 cm. The 95% confidence interval for the population mean rod length is ______________.Select one:a. 118.82 to 119.28b. 118.98 to 119.12c. 118.99 to 119.11d. 118.85 to 119.25

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