The mean incubation time for a type of fertilized egg kept at 100.2°F is 22 days. Suppose that the incubation times are approximately normally distributed with a standard deviation of 2 days. Complete parts (a) through (c) below. Click here to view page 1 of the standard normal distribution table. Click here to view page 2 of the standard normal distribution table. (a) What is the probability that a randomly selected fertilized egg hatches in shorter than 20 days? The probability that a randomly selected fertilized egg hatches in shorter than 20 days is. (Round to four decimal places as needed.)

Q: The shape of the distribution of the time required to get an oil change at a 20-minute oil-change…

A: We have given that.    X~N( μ , ?^2 )    μ =21.8      , ? = 4.2   Z-score =( x - μ )/?

Q: The distribution of the heights of 0/1 18- year-old girls may be modelled by the normal distribution…

A:

Q: The length of time it takes to find a parking space at 8am follows a normal distribution with a mean…

A: Solution

Q: a) What is the probability a randomly selected student will read more than 88 WPM?  b)What is the…

A: Normal distribution is also known as the Gaussian distribution . It is widely used in statistics .

Q: The shape of the distribution of the time required to get an oil change at a 15-minute oil-change…

A: Given  μ=16.6, σ=4.4

Q: As the standard deviation of a normal distribution increases, the height of the normal curve

A: Standard deviation is the measure of the amount of dispersion of a set of values.  A low standard…

Q: In a college entrance exam, the average score of 1,000 test takers is 150 with a standard deviation…

A:

Q: The shape of the distribution of the time required to get an oil change at a 20-minute oil-change…

A: Given information- Population mean, µ = 21.8 minutes Population standard deviation, σ = 4.2 minutes…

Q: Suppose that the breaking strength of a rope (in pounds) is normally distributed, with a mean of 100…

A: GivenMean(μ) = 100standard deviation(σ) = 13

Q: Suppose that the annual rainfall in Ferndale, California, is known to be normally distributed, with…

A: Given, Mean, μ = 35.5 Standard deviation, σ = 2.5 We have to find the probability that the rainfall…

Q: Suppose that the breaking strength of a rope (in pounds) is normally distributed, with a mean of 100…

A: The normal distribution:A continuous random variable X is said to follow normal distribution with…

Q: Suppose that the life expectancy of a certain brand of nondefective light bulbs is normally…

A: It is given that the life expectancy of a certain brand of non-defective light bulbs follows normal…

Q: Riana Miren and Trinh are 40 and 57 years old, respectively. Based on a normal distribution with…

A: It is given that  Mean, μ = 49.3 Standard deviation, σ = 11.8 Z-Score, Z = ( X-μ )/σ

Q: Suppose that the breaking strength of a rope (in pounds) is normally distributed, with a mean of 100…

A: Suppose that the breaking strength of a rope (in pounds) is normally distributed, with a mean of 100…

Q: If the total cholesterol values for a certain population are approximately normally distributed with…

A: Let X denote the total cholesterol values for a certain population and it follows normal…

Q: The reading speed of second grade students in a large city is approximately normal, with a mean of…

A: Given that ; Mean = 88 wpm S. D = 10 wpm Here we use tha concept of standard normal distribution.

Q: The average number of miles driven on a full tank of gas in a certain model car before its​ low-fuel…

A: It is given that the mean is 399 and the standard deviation is 36.

Q: The average monthly number of jobs available in Area A is 3, 000. If we assume a normal distribution…

A: We have given that,  X be the random variable from normal distribution with average or mean (μ) =…

Q: If we know that the length of time it takes a college student to find a parking spot in the library…

A: Given data,μ=5σ=1P(X<3)=?

Q: Based on historical data, it is reasonable to assume that the number of points that students receive…

A:

Q: The time needed to complete a final examination in a particular college course is normally…

A: Let use denote X= The time needed to complete a final examination in a particular college course…

Q: the average age of bank managers is 40 years. assume the variable is normally distributed. if the…

A: The age of manager is normally distributed with mean μ=40 years and standard deviation σ=5 years. To…

Q: According to actuarial tables, life spans in the United States are approximately normally…

A: Let X denote the life spans in the United States and it follows normal distribution with a mean of…

Q: According to actuarial tables, life spans in the United States are approximately normally…

A: Let X denote the life spans in the United States and it follows normal distribution with a mean of…

Q: The reading speed of second grade students in a large city is approximately normal, with a mean of…

A: (c )

Q: The tensile strength of paper is modeled by a normal distribution with a mean of 36 pounds per…

A:

Q: Assume the annual day care cost per child is normally distributed with a mean of $7000 and a…

A: Assuming the annual daycare cost per child is normally distributed with a mean of $7000 and a…

Q: Assume the average amount of caffeine consumed daily by adults is normally distributed with a mean…

A: Given,mean(μ)=250standard deviation(σ)=48sample size(n)=500

Q: the time it takes a student to complete the statistics exam follows a normal distribution with a…

A:

Q: 2. If a brisk walk at 4 mph burns an average of 300 cal per hour, find the probability that a person…

A: Given problem Given that   If a brisk walk at 4 mph burns an average of 300 cal per hour. Standard…

Q: soon-to-be-introduced cell phone has an expected service life that can be modeled by a normal…

A: Given Consider the following information given - Mean service life = 6 years Standard deviation of…

Q: The tread life of Stone Soup tires can be modeled by a normal distribution with a mean of 35,000…

A: Given: Population mean = 35000 Population standard deviation  = 4000     Sample size (n) = 100 Let X…

Q: Based on historical data, it is reasonable to assume that the number of points that students receive…

A: According to the given information, we have Mean = 62 Standard deviation = 15

Q: If the normal operating life of a car is considered to be 150,000 miles, with a standard deviation…

A: The probability that a car will last 200,000 miles is calculated as follows:

Q: Assume that the height of people, measured in inches, has a normal distribution with a mean of 65…

A:

Q: Suppose a geyser has a mean time between eruptions of 60 minutes. If the interval of time between…

A: From the given information, μ=60σ=14 c) n=26

Q: An online food delivery service in metro manila has a mean delivery time of 30 minutes with a…

A: Let X denote the delivery time. Given that X follows N(mean = 30, SD = 5), then Z = (X - mean)/SD…

Q: The shape of the distribution of the time required to get an oil change at a 10-minute oil-change…

A:

Q: Based on historical data, it is reasonable to assume that the number of points that students receive…

A:

Q: Suppose that the breaking strength of a rope (in pounds) is normally distributed, with a mean of 100…

A: Given,mean(μ)=100Standard deviation(σ)=11

Q: Assume the average amount of caffeine consumed daily by adults is normally distributed with a mean…

A:

Q: the breaking of a particular rope is normally distributed, with the mean of 350 lbs. and a standard…

A:

Q: Suppose that the breaking strength of a rope (in pounds) is normally distributed, with a mean of 100…

A:

Q: Suppose that the breaking strength of a rope (in pounds) is normally distributed, with a mean of 100…

A:

Q: A vending machine is designed to dispense a mean of 7.3 oz of coffee into an 8-oz cup. If the…

A: Follow step 2nd.

Q: The mean incubation time for a type of fertilized egg kept at 100.6°F is 23 days. Suppose that the…

A: The mean and standard deviation are 23 and 2, respectively.

Q: The reading speed of second grade students in a large city is approximately normal, with a mean of…

A: Given: mean = 88 Standard deviation  = 10

Q: Assume the annual day care cost per child is normally distributed with a mean of $6000 and a…

A: Solution: Let X be the annual care cost per child. From the given information, X is normally…

Q: The shape of the distribution of the time required to get an oil change at a 20-minute oil-change…

A: a) The mean nis 21.8 and the standard deviation is 4.2.

Q: The shape of the distribution of the time required to get an oil change at a 15-minute oil-change…

A:

Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.