The lengths of pregnancies in a small rural village are normally distributed with a mean of 267 days and a standard deviation of 14 days. In what range would you expect to find the middle 98% of most pregnancies? Between____  and ____. If you were to draw samples of size 30 from this population, in what range would you expect to find the middle 98% of most averages for the lengths of pregnancies in the sample? Between_____and_____ .

Q: Can you guys help me on this? Thank you!

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Q: he lengths of pregnancies in a small rural village are normally distributed with a mean of 270 days…

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Q: The lengths of pregnancies in a small rural village are normally distributed with a mean of 265 days…

A: Mean(µ) = 265Standard deviations (σ) = 16X ~ N (µ, σ )= N(265,16)

Q: The lengths of pregnancies in a small rural village are normally distributed with a mean of 263.1…

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Q: he lengths of pregnancies in a small rural village are normally distributed with a mean of 263 days…

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Q: The lengths of pregnancies in a small rural village are normally distributed with a mean of 266 days…

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Q: The lengths of pregnancies in a small rural village are normally distributed with a mean of 267 days…

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Q: The lengths of pregnancies in a small rural village are normally distributed with a mean of 267 days…

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Q: Can you guys help me on this? Thank you!

A: The 95% confidence interval: 1.2 mi/day to 7.8 mi/day If this is incorrect try to input 1.3 mi/day…

Q: The lengths of pregnancies in a small rural village are normally distributed with a mean of 266 days…

A: The mean is 266 and the standard deviation is 17.

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Q: The lengths of pregnancies in a small rural village are normally distributed with a mean of 269 days…

A:

Q: The lengths of pregnancies in a small rural village are normally distributed with a mean of 262 days…

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Q: The lengths of pregnancies in a small rural village are normally distributed with a mean of 264 days…

A: The complete solution is given below

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Q: The lengths of pregnancies in a small rural village are normally distributed with a mean of 269 days…

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Q: The lengths of pregnancies in a small rural village are normally distributed with a mean of 264 days…

A: 95% Area = (μ-Zα/2σ , μ+Zα/2σ)

Q: The lengths of pregnancies in a small rural village are normally distributed with a mean of 268 days…

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Q: The lengths of pregnancies in a small rural village are normally distributed with a mean of 262 days…

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Q: The lengths of pregnancies in a small rural village are normally distributed with a mean of 270 days…

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Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.