x is a normally distributed random variable with a mean of 6 and a variance of 4. The probability that x is greater tha 8.75 is a) 0.9154. O b) اله Lenovo 0.0846. 0.0775. Type here to search O Et P 1 d 7°C AO

Q: Provide an appropriate response. High temperatures in a certain city for the month of August follow…

A: Probability distribution of a random variable gives the probability at each possible value of the…

Q: Assume the random variable X is normally distributed with mean u= 50 and standard deviation o = 7.…

A: Let the random variable X follows normal distribution with mean μ=50 and standard deviation σ=7 The…

Q: If x is a normally distributed random variable with μ = 18 and o = 2.5, then where will the density…

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

Q: Find the standard deviation of the correlation coefficient using the data below. (Sr) >x? = 1667 Er…

A: From the given information, the correlation coefficient isr=∑XY∑X2∑Y2=141216671667=14141667=0.8482

Q: If the average milkfat content in a gallon of whole milk is 3.25% with a standard deviation of .2%,…

A:

Q: Assume that ? is a random variable has a gamma distribution with (alpha) = 3 and (beta) = 10. A)…

A: Here alpha = 3 , beta = 10 Mean = 3×10 = 30 Standard deviation = 10 √3 = 17.32

Q: d. Find v so that P >to.05,v) = 0.05. S/3 e. What is the distribution of 9X-X9 8 and its standard…

A: Xi~N(μ=2, σ2=42)

Q: The disczete zandom variable X has probablity mass function given by (4)" P(X -x) -k x-12345 x-6…

A: a) To find the value of k, use the condition of valid pdf…

Q: suppose that the lifetime of a component (in hours) is modeled with a Weibull distribution with beta…

A: Assume, X, be the random variable representing the lifetime of components in hours.  For Weibull…

Q: It is a random variable that can assume measurable values. A, Continuous RV B, Discrete RV C.…

A: Here we have to discuss about Random variable concept

Q: Suppose that the weight of an newborn fawn is Uniformly distributed between 1.5 and 3.9 kg. Suppose…

A: given data suppose that the weight of an newborn faws is uniformly distributed between 1.5 and 3.9…

Q: sume that females have pulse rates that are normally distributed with a mean of μ = 72.0 beats per…

A: Mean (μ)=72.0  standard deviation (σ)=12.5 a) P(X<76)=0.6255 b) sample size (n)=16   Find…

Q: A random sample of 10 subjects have weights with a standard deviation of 10.9295 kg. What is the…

A: Given that  Sample size = n =10  Sample standard deviation of weights  = s = 10.9295kg

Q: Assume that the readings at freezing on a batch of thermometers are normally distributed with a mean…

A: Introduction: Define X as the random variable of interest here, denoting the reading at freezing (in…

Q: Assume the random variable X is normally distributed with mean u = 50 and standard deviation o = 7.…

A: Given,mean(μ)=50standard deviation(σ)=7

Q: What is the distribution of X? 1) Out of the 38 pizzas that you try, how many would you expect to…

A: Let p be the probability of you liking the pizza. Given that p = 0.08

Q: Assume that hybridization experiments are conducted with peas having the property that for…

A: It is given that the probability that a pea will have green pods is 0.25 and the group of offspring…

Q: Suppose the distribution of BMI (kg/m2 ) among a group of diabetic children varies normally with a…

A: Given that μ=26.8σ=3.7 Define X as the BMI of a child. A) The probability of randomly selecting an…

Q: Assume the random variable x is normally distributed with mean u = 50 and standard deviation o = 7.…

A: Given: X is normally distributed random variable with μ=50σ=7

Q: Assume that the random variable X is normally distributed, with mean u = 52 and standard deviation 0…

A: The objective of this question is to find the probability that the random variable X, which is…

Q: Assume that thermometer readings are normally distributed with a mean of 0°C and a standard…

A: The mean of the distribution, μ=0 The standard deviation of the distribution, σ=1.00

Q: Assume that females have pulse rates that are normally distributed with mean of u = 73.0 beats per…

A: Given Information: Mean, μ=73 Standard Deviation, σ=12.5

Q: Suppose the force acting on a column that helps to support a building is normally distributed with…

A: The objective of this question is to find the probability of certain events occurring given a normal…

Q: The force acting on a column of a building has a normal distribution with mean 15kips and standard…

A: Since you have submitted two questions, we'll answer the first question. For the second question…

Q: Use the following information to answer question. n=6,Σχ= 16, Σx2 - 98. The variance S2 is Select…

A:

Q: Question 2 HOLL L LOV This year, the ACT score has a normal distribution with a mean of 20 points…

A: Given  Population mean μ=20, standard deviations σ=4.6  n=51

Q: X is defined as X = E!, where I; is a random variable, which takes the values of 0 and 1 according…

A: Hello! As you have posted more than 3 sub parts, we are answering the first 3 sub-parts(mean of X,…

Q: The mean is µ = 15.2 and the standard deviation is o = 0.9. Find the probability that X is greater…

A:

Q: Suppose 2 has a Standard normal distribut mean of and standard deviation of 1. Te probability that 2…

A: Given that Z is a standard normal distribution with mean 0 and standard deviation 1.

Q: Let X represent the full height of a certain species of tree. Assume that X has a normal probability…

A: GivenMean(μ)=171.7standard deviation(σ)=91.5sample size(n)=242

Q: v.2.J Assume the random variable x is normally distributed with mean u= 50 and standard deviation o…

A: Obtain the standard z-score for the random variable equals 43. The standard z-score for the random…

Q: Suppose that X is a random variable with mean 30 and standard deviation 4. Y is a random variable…

A: Given E(X)=30, sd(X)=4  E(Y)=50 , sd(Y)=8  correlation (X,Y)=0 1) Z= 35-10X 2) Z= X+Y 3) Z= -2X - 2Y…

Q: MAhe variances for independentandom varabies X and Y Varro 015 and Var) 562 hen Var (2Y 05%-fal…

A: Option D is the answer.

Q: Suppose the distribution of BMI (kg/m2) among a group of diabetic children varies normally with a…

A: A. The Z-score of a random variable X is defined as follows: Z = (X – µ)/σ. Here, µ and σ are the…

Q: Assume that the random variable X is normally distributed, with mean u = 53 and standard deviation g…

A: Given data,μ=53σ=8P(X≤39)=?

Q: Let X be a normal random variable with mean mu = 28 and standard deviation = 4.5. Find the…

A: Given, μ = 28σ = 4.5

Q: From the Gaussian error curve, what is the probability that a result From population lies between +o…

A: The area under a distribution curve represents the cumulative probability. It is given that…

Q: Assume that hybridization experiments are conducted with peas having the property that for​…

A: Given dataprobability that a pea has green pods is (p) = 0.75group size (n) = 24

Q: 6.4.5-T Assume that females have pulse rates that are normally distributed with a mean of u = 74.0…

A:

Q: The variance of the height measurements is .012 If the mean height is assumed to be 2.00 What is…

A: Given that mean=2.00So, z score of ±0.45σ of 2.00 is ±0.45So the robability that the next height…

Q: 5. The weight of a certains species of fish is normally distributed with mean of 4.25 Kg and…

A:

Q: S2. Assume that x₁,...,10 € R satisfy standard deviation of X1,.. ..., *10? (This question appeared…

A: Given that,  ΣX= 3  ΣX2= 10 And sample size is n= 10