The lengths of pregnancies in a small rural village are normally
distributed with a mean of 265 days and a standard deviation of 16
days.
In what range would you expect to find the middle 68% of most
pregnancies?
Between and .
If you were to draw samples of size 48 from this population, in
what range would you expect to find the middle 68% of most averages
for the lengths of pregnancies in the sample?
Between and .
Enter your answers as numbers. Your answers should be accurate to 1
decimal places.
The lengths of pregnancies in a small rural village are normally distributed with a mean of...
The lengths of pregnancies in a small rural village are normally distributed with a mean of 264 days and a standard deviation of 12 days. In what range would you expect to find the middle 50% of most pregnancies? Between and . If you were to draw samples of size 38 from this population, in what range would you expect to find the middle 50% of most averages for the lengths of pregnancies in the sample? Between and . Enter...
The lengths of pregnancies in a small rural village are normally distributed with a mean of 264 days and a standard deviation of 15 days. In what range would you expect to find the middle 68% of most pregnancies? Between and . If you were to draw samples of size 47 from this population, in what range would you expect to find the middle 68% of most averages for the lengths of pregnancies in the sample? Between and .
The lengths of pregnancies in a small rural village are normally distributed with a mean of 261 days and a standard deviation of 14 days. In what range would you expect to find the middle 95% of most pregnancies? Between 233 xan x and 284 x! If you were to draw samples of size 40 from this population, in what range would you expect to find the middle 95% of most averages for the lengths of pregnancies in the sample?...
The lengths of pregnancies in a small rural village are normally distributed with a mean of 260 days and a standard deviation of 15 days. What percentage of pregnancies last fewer than 295 days? PIX < 295 days) = % Enter your answer as a percent accurate to 1 decimal place (do not enter the "%" sign). Answers obtained using exact z-scores or z-scores rounded to 3 decimal places are accepted. Submit Question
The lengths of pregnancies in a small rural village are normally distributed with a mean of 269 days and a standard deviation of 13 days. A distribution of values is normal with a mean of 269 and a standard deviation of 13. What percentage of pregnancies last beyond 276 days? P(X > 276 days) = ____% Enter your answer as a percent accurate to 1 decimal place (do not enter the "%" sign). Answers obtained using exact z-scores or z-scores...
The lengths of pregnancies in a small rural village are normally distributed with a mean of 264 days and a standard deviation of 13 days. A distribution of values is normal with a mean of 264 and a standard deviation of 13. What percentage of pregnancies last fewer than 294 days? P(X < 294 days) = % ?
your revlew only The lengths of pregnancies in a small rural village are normally distributed with a mean of 270 days and a standard deviation of 12 days A distribution of values is normal with a mean of 270 and a standard deviation of 12 What percentage of pregnancies last fewer than 306 days? p(X< 306 days)-| 11% Enter your answer as a percent accurate to 1 decimal place (do not enter the"%" sign) Answers obtained using exact z-scores or...
1) The lengths of pregnancies in a small rural village are normally distributed with a mean of 263 days and a standard deviation of 15 days. A distribution of values is normal with a mean of 263 and a standard deviation of 15. What percentage of pregnancies last fewer than 295 days? P(X < 295 days) = % 2) The physical fitness of an athlete is often measured by how much oxygen the athlete takes in (which is recorded in...
Enter #22 Points possible: 1 . Total attempts: 3 7.3 Central Limit Theorem - Finding X Values The lengths of pregnancies in a small rural village are normally distributed with a mean of 260.4 days and a standard deviation of 17.2 days. In what range would you expect to find the middle 98% of most pregnancies? Between and Enter your answers as numbers. Your answers should be accurate to 1 decimal places.
1. The lengths of pregnancies are normally distributed with a mean of 268 days and a standard deviation of 15 days. a) Find the 80th percentile of pregnancy length. b) Find the pregnancy length that separates the upper 30% c) Find the pregnancy lengths that separate the middle 80% d) Find the percent of pregnancies that are less than 260 days. e) Find the percent of pregnancies that are between 250 and 280 days