a) About 68​% of organs will be between what​ weights? ​(b) What percentage of organs weighs between 225 grams and 375 ​grams? ​(c) What percentage of organs weighs less than 225 grams or more than 375 ​grams?

Q: B. The weights of crates of apples are normally distributed with a mean of 26.4 pounds and a…

A: Given: Population mean μ=26.4 Population standard deviation σ=3.1 Raw score (X) = 31.6

Q: The blood platelet counts of a group of women have a bell-shaped distribution with a mean of 250.1…

A: Empirical rule :  According to empirical rule ,  68% of data falls within the first standard…

Q: A statistics professor gave a final exam to a class of 30 students. The exam scores are normally…

A: Given,mean(μ)=75standard deviation(σ)=10

Q: Assume that weights of men are normally distributed with a mean of 160 pounds and a standard…

A: Given, Weights of men follows normal distribution with mean 160 pounds and standard deviation 25…

Q: Lengths (in inches) of trout in a stream are normally distributed with a mean of 11.8 and a standard…

A: (a) Obtain the top 30 % of the trout lengths. The top 30 % of the trout lengths is obtained below as…

Q: Assume that the number of pieces per bag has a mean of 264 with a standard deviation of 3. use the…

A: Given :  the number of pieces per bag has a mean of , μ=264  a standard deviation of , σ =3   We…

Q: In a normally distributed data set with a mean of 24 and a standard deviation of 4.2, what…

A:

Q: Suppose that the antenna lengths of woodlice are approximately normally distributed with a mean of…

A:

Q: 11. The height of men in the US were approximately normal with the mean of 5.3 feet and standard…

A:

Q: Suppose students’ grades in statistics class have a symmetrical and bell-shaped distribution with a…

A: The mean is 77 and the standard deviation is 6.The distribution is symmetrical and bell-shaped.

Q: Assume that the weights of quarters are normally distributed with a mean 5.67 gram and a standard…

A: Given that, The weights of quarters are normally distributed with a mean 5.67 gram and a standard…

Q: The weights of tablets are normally distributed with mean 254 mg and standard deviation 4 mg.  What…

A:

Q: oby's Trucking Company determined that on an annual basis, the distance traveled per truck is…

A:

Q: The weights of tablets are normally distributed with mean 254 mg and standard deviation 4 mg.  What…

A: We have given , Mean(u) = 254 mg. Standard deviation (sigma) = 4 mg. We have to find  What…

Q: For a data set of the pulse rates for a sample of adult​ females, the lowest pulse rate is 32 beats…

A: Provided data is, certain data set of the pulse rates for a sample of adult​ females, the lowest…

Q: 15

A: Given: μ=1650, σ=320 The corresponding z-values needed to be computed are: The probability of the…

Q: 1b) Calculate the mean deviation from the mean for the following data: Size : 4 8. 10 12 14 16…

A: We have given that,  Date set in the form of size and frequency is,  Xi =   2    4    6    8    10…

Q: The result of the previous licensure examination for teachers shows that the average score of exam…

A: Given: X=Score of exam takers in the general education section Mean μ=97 Standard deviation σ=5.1…

Q: The meat department at a local grocery store specifically prepares their “1 pound” packages of…

A: Given that: The meat department at a local grocery  store specifically prepares their "1 pound"…

Q: For a data set of the pulse rates for a sample of adult females, the lowest pulse rate is 35 beats…

A: Since, we are allowed to answer three sub-parts at a time so we are answering the first three as you…

Q: 4. Weights of female cats of a certain breed are normally distributed with mean 4.6 kg and standard…

A: Since we only answer up to 3 sub-parts, we’ll answer the first 3. Please resubmit the question and…

Q: For a data set of the pulse rates for a sample of adult​ females, the lowest pulse rate is 35 beats…

A: “Since you have posted a question with multiple sub-parts, we will solve the first three sub-parts…

Q: The weights of men are normally with a mean of 172 pounds and a standard deviation of 29 pounds.…

A: Let X be the random variable from normal distribution with mean (μ) = 172 and standard deviation (σ)…

Q: 3. The average birthweight of babies tends to be about 3.5 kg and has a standard deviation of 0.5…

A: Given,   Mean = 3.5 standard deviation = 0.5   The objective is to find the required proportions.…

Q: The mean composite score for seniors who took the SAT in 2010 was 1068. If the standard deviation…

A: From the provided information, Mean (µ) = 1068 Standard deviation (σ) = 100

Q: a. What is the difference between the pulse rate of 36 beats per minute and the mean pulse rate of…

A: As per Bartleby guidelines, we are allowed to answer three sub-parts :

Q: We have a distribution with a mean of ? = 78.0 and ? = 12.5. Find the raw score equivalents for the…

A: We have given that.   X~N( μ , ?^2 )   μ =78 , ? =12.5   Z-score =( x - μ )/?   NOTE:- According to…

Q: The lengths of a large stock of titanium rods follow a normal distribution with a mean (u) of 440 mm…

A: Given that, The lengths of a large stock of titanium rods follow a normal distribution with a mean…

Q: For a data set of the pulse rates for a sample of adult​ females, the lowest pulse rate is 31 beats…

A: "Since you have posted a question with multiple sub -parts,we will solve first three sub parts for…

Q: Suppose that the blood pressure of the human inhabitants of a certain Pacific island is distributed…

A:

Q: Assume the birth weights at a local hospital have a normal distribution with a mean of 110 oz and a…

A: Given that,  μ=110,σ=15 (a) The percentile rank is equal to 100×P(X<140) The value of P(X<140)…

Q: The current mean age of the retirement in the US is age 65 years old, with a standard deviation of 7…

A: Given Mean=65 Standard deviations=7

Q: The average annual rainfall in New York City follows a normal distribution with a mean of 49.9…

A: Mean()=49.9standard deviation()=9.5

Q: The blood cholesterol levels of men age 55 to 64 are approximately Normal, with mean 222 milligrams…

A:

Q: For a data set of the pulse rates for a sample of adult​ females, the lowest pulse rate is 34 beats…

A: “Since you have posted a question with multiple sub-parts, we will solve first three sub-parts for…