The weight of a type of dog follows Normal distribution with mean of 10 pounds and standard deviation of 2 pounds 90% of this type of dog has weight more than how many pounds?

Q: The body temperatures of adults are normally distributed with a mean of 98.60 and a standard…

A: Given data Mean = 98.60 Standard deviation = 0.73 Probability = 0.85

Q: Heights of college women have a distribution that can be approximated by a normal curve with a mean…

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Q: The grades in an exam have a normal distribution with μ=75 averages and σ=8 standard deviation. The…

A: Let us denote: X= the grades Given that X follows a normal distribution with mean=75 and standard…

Q: The distribution for the time a patient of a medical center spends waiting for an appointment is…

A: Solution: Let X be the time a patient of a medical center spends waiting for an appointment. From…

Q: The scores on a standardized test are normally distributed with a mean of 115 and standa deviation…

A: Z = 2.2 , μ  = 115 , σ= 15

Q: The weight of new born babies is normally distributed with a mean of 3.5Kg and a standard deviation…

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Q: Diastolic blood pressures are assumed to follow a normal distribution with a mean of 85 and a…

A: Consider X be a random variable which follows normal variable indicates diastolic blood pressure. It…

Q: The weight of a type of dog follows Normal distribution with mean of 10 pounds and standard…

A: It is given that the mean and standard deviation are 10 and 2.

Q: The length of human pregnancies from conception to birth follows a normal distribution with a mean…

A: Let X denote the length of human pregnancies. Given that X follows N(mean = 266, SD = 18), then Z =…

Q: Let us suppose that the amount of bread consumed by adult Americans per day can be modeled by a…

A: Given: Mean(μ)  = 32 oz Standard deviation (σ) = 13.3 oz

Q: Steel rods are manufactured with a mean length of 25 centimeters (cm). Because of the variability in…

A: Given, Steel rod length are normally distributed with mean 25 cm and standard deviation 0.07.

Q: The heights in inches of male National Basketball Association (NBA) players produce a distribution…

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Q: The mean gas mileage for a hybrid car is 57 miles per gallon. Suppose that the gasoline mileage is…

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Q: Suppose the mean height for men is 70 inches with a standard deviation of 2 inches. What percentage…

A: we have to find probability factor and from it value we get value of percentage  X = 74 μ = 70 σ = 2…

Q: THe distribution of cholesterol levels in teenage boys is approximately normal with a mean of 170…

A: Given The distribution of cholesterol levels in teenage boys is approximately normal with a mean of…

Q: The distribution for the time a patient of a medical center spends waiting for an appointment is…

A: Given data, μ=35σ=12P(X>60)=?

Q: The mean gas mileage for a hybrid car is 57 miles per gallon. Suppose that the gasoline mileage is…

A:

Q: The scores on a standardized test are normally distributed with a mean of 90 and standard deviation…

A:

Q: The lengths of pregnancies in a small rural village are normally distributed with a mean of 262 days…

A: Let "X" be the lengths of pregnancies in a small rural village in days.

Q: In general, the larger the animal the longer the length of pregnancy (also called gestation period).…

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Q: The weights of students in a large statistics class vary according to a normal distribution with…

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Q: The cholesterol levels of a group of young women at a university are normally distributed with a…

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Q: The distribution of scores is approximately normal with a mean of 31 and a standard deviation of 5.…

A:

Q: For a random sample of 90 overweight men, the mean number of pounds that they were overweight was…

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Q: What proportion of people has diastolic blood pressure less than 80?

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Q: Diastolic blood pressure are assumed to follow a normal distribution with a mean of 85 and a…

A:

Q: The data in a data set are normally distributed with a mean of 190 and a standard deviation of 30.…

A: ∗Mean μ=190    standard  deviation σ=30    X~N 190,30 we need to find,   PX<130+PX>250=P…

Q: The amount X of orange juice in a randomly selected container varies according to a normal…

A: Given that, The amount X of orange juice in a randomly selected container varies according to a…

Q: The lengths of pregnancies in a small rural village are normally distributed with a mean of 270 days…

A: Let "X" be the lengths of pregnancies in a small rural village in days.

Q: The weight of domestic cats fits a normal distribution with a mean weight of 8.9 lbs and a standard…

A: It is given that the mean is 8.9 and the standard deviation is 1.1.

Q: The vocabulary test scores for the population of third graders is normally distributed with a mean…

A: given mean μ=60 , standard deviation σ=12 now for the normal distribution z=x-μσ z=x-6012 to find…

Q: On a test that has a normal distribution, a score of 60 falls one standard deviation above the mean,…

A: Given that the test score has Normally distributed.  A score of 60 falls one standard deviation…

Q: The lengths of pregnancies in a small rural village are normally distributed with a mean of 266 days…

A: Let "X" be the lengths of pregnancies in a small rural village in days.

Q: The average on quiz score is 4 with a standard deviation of only 0.385. What are the chances that…

A: Given that mean=4 and standard deviation= 0.385 Let, X= quiz score  X follows normal distribution…

Q: The average age of cars on the road in the United States follows a normal distribution with a mean…

A: The random variable age of car follows normal distribution. The population mean is 11.9. The…

Q: Scientists find that a particular species of caterpillar has a mean mass of 32 grams with a standard…

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Q: The lengths of human pregnancies are approximately normally distributed, with mean days and standard…

A:

Q: The weights of students in a large statistics class vary according to a normal distribution with…

A:

Q: The distribution for the time a patient of a medical center spends waiting for an appointment is…

A: Given: X~N(μ,σ)μ=35σ=12

Q: The proportion of men taller than 72.5 inches is _____

A: Given, Mean μ = 68 Std deviation, σ = 1.5 x = 72.5

Q: The annual per capita consumption of ice cream (in pounds) in the United States can be approximated…

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Q: The blood cholesterol levels of men aged 55 to 64 are approximately Normal with mean 222 mg/dl and…

A: To find the percent of the middle-aged (55-64) men with a high cholesterol level which is greater…

Q: High density lipoprotein (HDL) in healthy males follows a normal distribution with a mean of 50 and…

A: Given Information

Q: he average waist size for teenage males is 29 inches with a standard deviation of 1.4 inch. If…

A: Given data,Mean μ=29sd    σ=1.4P(X>31)=?

Q: The weights of students in a large statistics class vary according to a normal distribution with…

A:

Q: The distribution of IQ scores for high school graduates is normally distributed with mean 300 and…

A:

Q: percentile

A: From the standard normal table we have to find z-value of 85% confidence interval (z)=1.440 Mean(u)…

Q: The mean speed of vehicles along a stretch of highway is 75 miles per hour with a standard deviation…

A: Given Information: Mean, μ=75 miles per hour Standard deviation, σ=3.8 miles per hour Current speed,…