normally distributed with a standard deviation equal to 15 mm, what fraction of the cups will contain more than 224mm?

Q: the mean volume on a carton of milk filled by a machine is 1.0 qts, with the standard deviation of…

A: The normal distribution is a continuous distribution that has many real-life applications. The…

Q: For a normally distributed population with a mean of 40 and a standard deviation of 5 find P(38 < X…

A: Given Information: Required : To find P(38 &lt; X &lt; 41) Z-score is a measure which indicates…

Q: The heights of NBA players are normally distributed, with an average height of 6'7" (i.e. 79…

A: It is given that the heights of NBA players is normally distributed with mean 79 inches and standard…

Q: A quantitative data set of size 150 has mean 35 and standard deviation 4. At least how many…

A:

Q: The Marks obtained in science by 2500 students is normally distributed with mean 81 % and standard…

A:

Q: A quantitative data set of size 80 has mean 30 and standard deviation 5. At least how many…

A: Given information- Sample size, n = 80 Mean, μ = 30 Standard deviation, σ = 5 We have to find the…

Q: (a) The average age of Amtrak passenger train cars is 19.4 years. If the distribution of ages is…

A: Solution

Q: The heights of 1000 students are normally distributed with a mean of 174.5 centimeters and a…

A:

Q: The heights (in inches) of males in the U.S. are believed to be normally distributed. The average…

A:

Q: at one college, GPAs are normally distributed with a mean of 3.1 and a standard deviation of 0.4.…

A:

Q: The masses of 250 students are normally distributed with mean 65kg and stan- dard deviation 4kg.…

A:

Q: Claim: the mean plus rate (in beats per minute) of adult males is equal to 69.3 bpm. For a random…

A: Given: Claim: the mean plus rate (in beats per minute) of adult males is equal to 69.3 bpm

Q: A typical home doorway has a height of 80 in. Given that the heights of men are normally distributed…

A: a) Suppose a random variable X, defines the height of men.

Q: a particular fruit weights are normally distributed, with a mean of 787 grams and a standard…

A: Let us define X=Random variable of the fruit’s weight with mean=787 grams and standard deviation= 9…

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: A normal population has a mean of 20.0 and a standard deviation of 4.0. Compute the z value…

A:

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

A: Let us consider X be a random variable which is used to denote resistance. It is given that we can…

Q: The finished inside diameter of a piston ring is normally distributed with a mean of 10 centimeters…

A: From the given information, let X be the diameter of a piston ring. Mean diameter of a piston ring…

Q: The mean volume of a carton of milk filled by a machine is 1.0 quart, with a standard deviation of…

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

Q: X is Normally distributed with a mean of 500 and a standard deviation of 40. What is the value of…

A: X is normally distributed. and X~N(μ,σ)where  mean(μ)=500      and standard deviation(σ)=40find x?…

Q: The mean weight of 500 male students at a certain college is 151 lb and the standard deviation is 15…

A:

Q: he test scores of an Engineering Mechanics class with 800 students are distributed normally with a…

A: Let X denote the test scores and it follows normal distribution with mean of μ=75 and a standard…

Q: A quantitative data set of size 87 has mean 80 and standard deviation 10. At least how many…

A: To obtain standard deviation distance from mean to 100,

Q: How long of wingspan does the shortest 15% of butterflies have and you know that their wingspans are…

A: Solution: Let X be the wingspan. From the given information, X follows normal distribution with mean…

Q: Body temperatures of adults are normally distributed with a mean of 98.60℉ and a standard deviation…

A: Given information Mean (µ) = 98.6 F Standard deviation (σ) = 0.73 F   Probability of a healthy adult…

Q: A distribution of values is normal with a mean of 204.2 and a standard deviation of 39.2. Find P84,…

A: Given: A distribution of value is normal with mean of 204.2 A standard deviation of 39.2 It is…

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

A: We want to find the probability (%)

Q: In a population, the variable Rain is normally distributed with a mean of 10 and a standard…

A:

Q: The mean height of trees in the forest of Zambales is 42 ft and the standard deviation is 3 ft.…

A:

Q: The distribution of heights of men is approximately Normal with mean of 69.2 inches and a standard…

A: GivenMean(μ)=69.2standard deviation(σ)=2.5

Q: The heights (in inches) of males in the United States are believed to be approximately Normally…

A:

Q: The heights of men have a bell-shaped distribution with a mean of 69.0 inches and a standard…

A:

Q: The mean weight of apples is 27 kg and the standard deviation is 1.8 kg. Assuming that the weight is…

A: the PDF of normal distribution is = 1/σ * √2π * e ^ -(x-u)^2/ 2σ^2standard normal distribution is a…

Q: The mean weight of apples is 10 kg and the standard deviation is 2 normally distributed, determine…

A: mean = 10 standard deviation = 2.6

Q: For a normally distributed random varible y, mean is 25 and standard deviation is 9. Find the z…

A:

Q: In a factory producing parts for an electronic appliance, the length of a large  number of parts…

A: From the provided information, Mean (µ) = 3 Standard deviation (σ) = 0.05 X~N (3, 0.05) Here X be a…

Q: The distribution of head circumference for full term newborn female infants is bell-shaped with a…

A: Answer -  Given a bell shaped distribution with mean  μ = 33.8 cm                  and a standard…

Q: The standard deviation of a population of 500 volumes is 85cm. Find out how many units the sample…

A: Given that the population SD = 85 And standard error of mean is not more than 15

Q: The weight of newborn babies is normally distributed, with a mean of 3.5 kilograms and a standard…

A:

Q: The diameter of the dot produced by a printer is normally distributed with a mean diameter of…

A: We have given that.   X~N( μ , ?^2 )   μ =0.032 , ? =0.002   Z-score =( x - μ )/?

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

A:

Q: A traffic study of 1,600 vehicles that passed by a checkpoint showed that their speeds were normally…

A: Note- Since both are different questions, so according to our policy we can answer only one…

Q: In an Oreo factory, the mean mass of a cookie is given as 40 g. For quality control, the standard…

A: In an Oreo factory, the mean mass of a cookie is given as 40 g. For quality control, the standard…

Q: 2. The width of an A4 piece of paper is normally distributed with a mean of 210 and a standard…

A: The mean and the standard deviation is given as μ=210σ=0.2P(X≥x)=0.15 Now, we look the Z-table and…

Q: In a population of 500 adult Swedish males,medical researchers find their brain weights to be…

A: To find the percentage of brain weights.

Q: The average height of 12 children is 124.7 with a standard deviation of 7.5 Assuming that the…

A:

Q: The average register transaction at a local coffee house is 6.17 with a standard deviation of 3.25.…

A: Standard normal distribution:The standard normal distribution is a special case of normal…

Q: The weights of all the boxes of corn flakes filled by a machine are normally distributed, with a…

A: Given data, μ=14.5σ=0.4P(X&lt;14)=?

Q: The mean weight of 500 male students at a certain college is 151 lb and the standard deviation is 15…

A:

Q: at one college, GPAs are normally distributed with a mean of 3.1 and a standard deviation of 0.4.…

A: Let "X" be the GPA of college students. According to the empirical rule [Also known as 68-95-99.7…