a) Suppose that the weight of the adult male wombat is normally distributed with mean 8,6...

Question

Question

math Statistics-And-Probability

Answer 1

Answer #1

Ans: Mean (14) = 8.6 std der (6)=1.1 a) XoN(8.6, 1.1) p(+29.5)=P(x-4 x 9.5-8.6) P(280:82) - 1-P1200.82) = ) - 0.79389 - (0.20

Answer 2

Similar Homework Help Questions

Suppose that the weights of adult males are normally distributed with a mean of 172 lbs...

Suppose that the weights of adult males are normally distributed with a mean of 172 lbs and a standard deviation of 29 lbs. What is the probability that one randomly selected adult male will weigh more than 180 lbs? Select one: a. 0.084 b. 0.39 c. 0.61 d. 0.916
The weights of healthy adult male Labrador Retrievers are approximately normally distributed with...

The weights of healthy adult male Labrador Retrievers are approximately normally distributed with a mean of 77 pounds and a standard deviation of 6 pounds. What proportion of Labrador Retrievers weigh between 65 and 75 lbs? What weights surround the middle 50% of Labrador Retrievers’ weights? From ______ to ______ What weight corresponds to the top 10% of Labrador Retrievers’ weights?
Adult male height is normally distributed with a mean of 69.5 inches and a standard deviation...

Adult male height is normally distributed with a mean of 69.5 inches and a standard deviation of 2.33 inches. If an adult male is randomly selected, what is the probability that the adult male has a height between 67 and 70.7 inches? Round your final answer to four decimal places.

suppose that the weight of male babies less than 2 months old is normally distributed with...

suppose that the weight of male babies less than 2 months old is normally distributed with mean 11.5 pounds and standard deviation 2.7 pounds. a sample of 36 babies is selected. what is the probability that the average weight of the sample is less than 11.12 pounds? round to 4 decimal places.
Suppose that the weight students gain in their first year of college is Normally distributed with...

Suppose that the weight students gain in their first year of college is Normally distributed with a mean of 10 pounds and a standard deviation of 2 pounds. (a) What is the probability that a randomly selected student will gain between 6 and 8 pounds? (b) Suppose we pick 5 students at random. What is the probability at least one will gain between 6 and 8 pounds? (c) If 30 students are randomly selected, what is the probability that the...
The mean height of an adult giraffe is 18 feet. Suppose that the distribution is normally...

The mean height of an adult giraffe is 18 feet. Suppose that the distribution is normally distributed with standard deviation 0.8 feet. Let X be the height of a randomly selected adult giraffe. Round all answers to 4 decimal places where possible. a. What is the distribution of X? X ~ N(,) b. What is the median giraffe height? ft. c. What is the Z-score for a giraffe that is 20.5 foot tall? d. What is the probability that a randomly...

Suppose that the weight of seedless watermelons is normally distributed with mean 6.2 kg. and standard...

Suppose that the weight of seedless watermelons is normally distributed with mean 6.2 kg. and standard deviation 1.7 kg. Let X be the weight of a randomly selected seedless watermelon. Round all answers to 4 decimal places where possible. a. What is the distribution of X? X ~ N( ___ , ____ ) b. What is the median seedless watermelon weight? ____ kg. c. What is the Z-score for a seedless watermelon weighing 7.3 kg? _____ d. What is the...
6.4.6-T Question Help The overhead reach distances of adult females are normally distributed with a mean...

6.4.6-T Question Help The overhead reach distances of adult females are normally distributed with a mean of 205.5 cm and a standard deviation of 7.8 cm a. Find the probability that an individual distance is greater than 218.00 cm b. Find the probability that the mean for 25 randomly selected distances is greater than 204 20 cm. c. Why can the normal distribution be used in part (b), even though the sample size does not exceed 307 6.4.9 W An...
Suppose that the weight of male babies less than 2 months old is normally distributed with...

Suppose that the weight of male babies less than 2 months old is normally distributed with the mean 11.5 pound and a standard deviation of 2.7 pounds. What proportion of babies weighs less than 10.63 pounds

1.The weight of male babies less than 2 months old in the United states is normally...

1.The weight of male babies less than 2 months old in the United states is normally distributed with mean 12.5 pounds and standard deviation 5.1 pounds. use the ti 84 calculator to answer the following: round your answers to four decimal places. a) what proportion of babies weigh more then 14 pounds? b) what proportion of babies weigh less then 16 pounds? c) what proportion of babies weigh between 11 and 15 pounds? d) is it unusual for a baby...