The mean weight of an adult is 66 kilograms with a variance of 144 If 123...

Question

Question

math Statistics-And-Probability

Answer 1

Answer #1

Answer 2

Similar Homework Help Questions

The mean weight of an adult is 62 kg with the variance of 144. if 195...

The mean weight of an adult is 62 kg with the variance of 144. if 195 adults are randomly selected what is the probability that the sample mean would be less than 59.5 kg found your answer to four decimal places
Suppose cattle in a large herd have a mean weight of 1228lbs and a variance of...

Suppose cattle in a large herd have a mean weight of 1228lbs and a variance of 8100. What is the probability that the mean weight of the sample of cows would be greater than 1240lbs if 115 cows are sampled at random from the herd? Round your answer to four decimal places.
Suppose the horses in a large stable have a mean weight of 873lbs, and a variance...

Suppose the horses in a large stable have a mean weight of 873lbs, and a variance of 17,161. What is the probability that the mean weight of the sample of horses would differ from the population mean by greater than 15lbs if 50 horses are sampled at random from the stable? Round your answer to four decimal places

Suppose the horses in a large stable have a mean weight of 807lbs, and a variance...

Suppose the horses in a large stable have a mean weight of 807lbs, and a variance of 5776. What is the probability that the mean weight of the sample of horses would differ from the population mean by greater than 18lbs if 41 horses are sampled at random from the stable? Round your answer to four decimal places.
1) Suppose cattle in a large herd have a mean weight of 1169lbs and a variance...

1) Suppose cattle in a large herd have a mean weight of 1169lbs and a variance of 17,161. What is the probability that the mean weight of the sample of cows would differ from the population mean by greater than 12lbs if 145 cows are sampled at random from the herd? Round your answer to four decimal places. 2) The mean lifetime of a tire is 36 months with a variance of 49. If 126 tires are sampled, what is...
The mean life of a television set is 138138 months with a variance of 324324. If...

The mean life of a television set is 138138 months with a variance of 324324. If a sample of 8383 televisions is randomly selected, what is the probability that the sample mean would be less than 143.4143.4 months? Round your answer to four decimal places.

The mean number of words per minute (WPM) typed by a speed typist is 123 with...

The mean number of words per minute (WPM) typed by a speed typist is 123 with a standard deviation of 14 WPM. What is the probability that the sample mean would differ from the population mean by more than 1 WPM if 52 speed typists are randomly selected? Round your answer to four decimal places.
The weights of ice cream cartons are normally distributed with a mean weight of 7 ounces...

The weights of ice cream cartons are normally distributed with a mean weight of 7 ounces and a standard deviation of 0.3 ounce. (a) What is the probability that a randomly selected carton has a weight greater than 7.12 ounces? (b) A sample of 25 cartons is randomly selected. What is the probability that their mean weight is greater than 7.12 ounces? (a) The probability is (Round to four decimal places as needed.)
The weights of steers in a herd are distributed normally. The variance is 40,000 and the...

The weights of steers in a herd are distributed normally. The variance is 40,000 and the mean steer weight is 1000lbs. Find the probability that the weight of a randomly selected steer is greater than 600lbs. Round your answer to four decimal places.

The mean cost of a five pound bag of shrimp is 42 dollars with a variance...

The mean cost of a five pound bag of shrimp is 42 dollars with a variance of 49. If a sample of 54 bags of shrimp is randomly selected, what is the probability that the sample mean would differ from the true mean by less than 1.4 dollars? Round your answer to four decimal places.