37. Egg Incubation Times The mean incubation time of fertilized chicken eggs kept at 100.5°F in a still-air incubator is 21 days Suppose that the incubation times are approximately normally distributed with a standard deviation of 1 day Source: University of Illinois Extension (a) Draw a normal model that describes egg incubation times of fertilized chicken eggs (b) Find and interpret the probability that a randomly selected fertilized chicken egg hatches in less than 20 days. (c) Find and interpret the probability that a randomly selected fertilized chicken egg takes over 22 days to hatch (d) Find and interpret the probability that a randomly selected fertilized chicken egg hatches between 19 and 21 days (e) Would it be unusual for an egg to hatch in less than 18 days? Why?

Q: The body temperature of a healthy adult follows a Normal distribution with a mean of 98.25°F and a…

A: Let us assume X=the body temperature of a healthy adult Given that X follows a normal distribution…

Q: A particular fruit's weights are normally distributed, with a mean of 483 grams and a standard…

A: Given, Mean, μ = 483 standard deviation, σ=17  We have , Z = x-μσ

Q: Suppose exam scores on the first Chemistry test at a large university are normally distributed with…

A:

Q: 1. The speeds driven by a population of drivers at a particular location on a highway are normally…

A: Given data,μ=71σ=5.7

Q: A particular fruit's weights are normally distributed, with a mean of 349 grams and a standard…

A: We have to find the  probability that their mean weight will be between 334 grams and 361 grams....

Q: A manufacturer knows that their items have a normally distributed lifespan, with a mean of 14.6…

A: Note: Hi there! Thank you for posting the questions. As there are several independent questions,…

Q: A particular fruit's weights are normally distributed, with a mean of 269 grams and a standard…

A: A particular fruit's weights are normally distributed,  Mean = 269 Standard deviation = 18

Q: The monthly utility bills in a city are nomally distributed, with a mean of $100 and a standard…

A: It is given that the mean is 100 and standard deviation is 14.

Q: Two students are throwing water balloons at a target. Accuracy is measured as how close the balloon…

A: ANSWER Option c = 0.6887 is correct

Q: The duration of an NBA basketball game during the 2019-20 season normally distributed with the mean…

A: From the provided information, Mean (µ) = 144 minutes Standard deviation (σ) = 8.1 minutes Let X be…

Q: Suppose that the walking step lengths of adult males are normally distributed with a mean of 2.82.8…

A: Given information Mean (µ) = 2.8 Standard Deviation(σ) = 0.2 Sample size (n)= 76

Q: (b) The lifetime of a battery is normally distributed with a mean life of 40 hours and a standard…

A: To find: The probability that a randomly selected battery lasts longer than 42 hours.

Q: The distribution of the highest recorded temperatures in July in Death Valley over many years, has a…

A: Thank you for posting the question. Since you have asked multiple question, we will solve the first…

Q: A certain model of automobile has its gas mileage (in miles per gallon, or mpg) normally…

A: Given Information :  A certain model of automobile has its gas mileage (in miles per gallon, or mpg)…

Q: The average starting salary for a data analyst is Ph 40,000 and a standard deviation of 5,000. A…

A: Since you have asked multiple questions,we will solve the first question for you.If you want any…

Q: (a) A certain machine makes electrical resistors having a mean resistance of 40 ohm and a standard…

A: It is given that the resistors has normal distribution with mean μ=40 ohms and standard deviation of…

Q: Assume that the readings ar freezing on a bundle of home thermometers are normally distributed with…

A:

Q: Two students are throwing water balloons at a target. Accuracy is measured as how close the balloon…

A:

Q: 15) The body temperatures of adults are normally distributed with a mean of 98.6° F and a standard…

A: Given, mean μ = 98.6 Standard deviation, σ = 0.6  n = 25 X ~ N(μ, σ)

Q: The body weight of 500 students in Grade 12 are approximately normally distributed with a mean of…

A: GivenMean(μ)=72.9standard deviation(σ)=5sample size(n)=100

Q: Body temperatures of healthy adults have a bell shaped distribution with a mean of 98.20°F and a…

A: Solution: Note: Hello! As you have posted more than 3 sub parts, we are answering the first 3…

Q: A manufacturer knows that their items have a normally distributed lifespan, with a mean of 2.2…

A: 1) Given Information: Mean μ=2.2 years Standard deviation σ=0.7 years. If you randomly purchase 5…

Q: An elevator has a placard stating that the maximum capacity is 4300 lb-28 passengers. So, 28 adult…

A: The mean is 178 and the standard deviation is 34.

Q: Annual food consumption survey shows that number of instant food meals consumed per month by…

A:

Q: 1,2, and 3

A:

Q: The duration of an NBA basketball game during the 2019-20 season is normally distributed with the…

A: Given data,μ=135σ=10.8P(X>x)=0.14x=?

Q: Suppose we have a population of cars whose average weight is 3000 pounds and whose standard…

A:

Q: Suppose a random variable X,speed of vehicles at an EZ toll gate(in miles per hour), follows the…

A: Given, Mean =μ=65Standard deviation = σ=5p = 0.975

Q: 4. Assume that family incomes are normally distributed with mean 30,000php and a standard deviation…

A: Note: As per my policy i can answer on one question. kindly repost the another question. 4) Given…

Q: 3. The length of life of an ordinary flashlight produced by a company has a normal distribution with…

A: Given: μ=36σ=5

Q: The monthly utility bills in a city are normally​ distributed, with a mean of $100 and a standard…

A:

Q: 24. SUPPOSE THAT THEIR VOLUME OF MINERAL WATER IN THE 2-GALLON CONTAINERS A CERTAIN MINERAL WATER…

A:

Q: 25000 bolts are going to be used to fix a certain structure. The bolts have a mean fatigue life of…

A: Hello. Since you have asked multiple questions, we will solve the first question for you. If you…

Q: What is the probability that the shelf life of the random sample of size 25 is less than 36.5 hours?…

A: Given:  Shelf life of Buko pies has a normal distribution with a mean of 36 hours standard deviation…

Q: 3. The alkalinity level of water specimens collected from a certain river is approximately…

A: Given,sample size(n)=20mean(μ)=50standard deviation(σ)=2.5

Q: A population has a mean of 300 and a standard deviation of 40. Suppose a simple random sample of…

A:

Q: Body mass index (BMI) in children is approximately normally distributed with a mean of 24.5 and a…

A:

Q: The bicycle manufacturer imports chains from the company CHX. The average life of the chains is 1500…

A: Note: Since you have asked multiple questions, we will solve the first question for you. To get…

Q: Two students are throwing water balloons at a target. Accuracy is measured as how close the balloon…

A: Solution: Given information: n1=5  Sample size of Tory n2= 3 Sample size of Adams μ1= 123 mm…

Q: 4. The time required for all cross-country skiers to complete a race has a normal distribution with…

A:

Q: The average weight of newborns is 2150 grams. The standard deviation is 480 grams. Assume the…

A: Z= x-μσ~N(0,1)

Q: A particular fruit's weights are normally distributed, with a mean of 665 grams and a standard…

A:

Q: onthly electricity bill of household in a particular subdivission is 3,000.00 with a standard…

A: Given, Mean (μ) = 3,000 Standard deviation (σ) = 800 n=15 Normal distribution: Z=x--μσ/n

Q: Suppose that the walking step lengths of adult males are normally distributed with a mean of 2.8…

A: According to the given information in this question We need to find the probability that an…

Q: The number of auto parts that a company produces follows a normal distribution. The company has two…

A:

Q: 3) The monthly household cost for a family has a normal distribution with mean of $4,300 and…

A: X=The monthly household cost for a family X~Normalμ=4300,σ=220 a) Normal distribution Function

Q: The body weight of 500 students in Grade 12 are approximately normally distributed with a mean of…

A: Given,sample size(n)=100mean(μ)=72.9standard deviation(σ)=5

Q: In China, 4-year-olds average 3 hours a day unsupervised. Most of the unsupervised children live in…

A: Hi, Thanks for the question. As per our policy, we will answer the first three subparts. Kindly…

Q: The lifespan of people with Alzheimer's disease from the onset of symptoms to the person's death…

A: Solution: Let X represent the lifespan of people  with Alzheimer disease. X~N(μ=8, σ4) n= 225 Sample…