"Given a standard normal distribution with mean =61 and standard deviation = 48, find P(X>74)." 0.3936 B 0.6064 0.3936 D 0.6064

Q: Below is a graph of a normal distribution with mean μ = -4 and standard deviation 6 =2. The shaded…

A: Given that, X ~ N(μ=-4, σ=2) The shaded region is between -8 and -1.

Q: "Given a standard normal distribution with mean =115 and standard deviation = 25, find P(86 <X <…

A: GivenMean(μ)=115standard deviation(σ)=25

Q: "Given a standard normal distribution with mean =114 and standard deviation = 26, find P(75 <X <…

A:

Q: Which proportion of a normal distribution is located between z = 0 and z = +1.50?

A: Solution: Here, it is needed to find the proportion of a normal distribution is located between z=0…

Q: What is the z-score for an exam mark of 80

A: Given that μ = 71 and σ = 6 And we have to find the z score for an exam mark of 80.

Q: "Given a standard normal distribution with mean =99 and standard deviation = 45, find P(X<110)."…

A: Given information- Population mean, µ = 99 Population standard deviation, σ = 45 Let, X be the…

Q: Below is a graph of a normal distribution with mean u -1 and standard deviation o=2. The shaded…

A: Shade the corresponding region under the standard normal curve given

Q: GPAs at CCSU are normally distributed with a mean of 2.32 and a standard deviation of 0.6. Find the…

A: The objective of this question is to calculate the z-score for a GPA of 3.32. The z-score is a…

Q: For a standard normal curve, find the probability a value has a z-score less than -2.

A: Standardized z-score:   The standardized z-score represents the number of standard deviations the…

Q: A normal distribution has µ = 25 and o = 4. Find the z-score corresponding to x = 11.3 (Round to two…

A: Given data: Mean = 25 Standard deviation  = 4 Score ( x) = 11.3 To find the z score.

Q: Below is a graph of a normal distribution with mean μ = -2 and standard deviation = 2. The shaded…

A: Given data: Population Mean  = -2 Population standard deviation = 2

Q: "Given a standard normal distribution with mean =119 and standard deviation 30, find P(82 < X <…

A:

Q: A variable X follows a normal distribution with mean 1.5 and standard deviation 2. Calculate the…

A: GivenA variable X~Normal(1.5,2)Mean(μ)=1.5standard deviation(σ)=2

Q: Below is a graph of a normal distribution with mean u=-4 and standard deviation o= 2. The shaded…

A:

Q: Below is a graph of a normal distribution with mean μ = 1 and standard deviation 6 =3. The shaded…

A: According to the given information in this question, we need to find the following probability

Q: Find the value of Z(a). a=0.043

A: Find the value of Z(a)where a=0.043Z0.043=?

Q: A normal distribution has a mean of 100 and a standard deviation of 7. Find the z-score for a data…

A: The mean is 100 and standard deviation is 7.

Q: A population of values has a normal distribution with u = 173 and o = 55. You intend to draw a…

A: Consider that the variable of interest is x.

Q: "Given a standard normal distribution with mean =143 and standard deviation = 34, find %3D…

A: Q.1)

Q: The normal distribution shown below was used to model the results of the PLANEA test for a certain…

A:

Q: Below is a graph of a normal distribution with mean u=-2 and standard deviation o= 2. The shaded…

A:

Q: Below is a graph of a normal distribution with mean μ = -5 and standard deviation o=3. The shaded…

A: given data  μ = -5σ = 3P(x&gt;-2) = ?

Q: Below is a graph of a normal distribution with mean μ=-2 and standard deviation o=3. The shaded…

A: The provided information is  µ=-2 σ=3 P(X&gt;1) P(X-µσ&gt;1-(-2)3)P(z&gt;1)=0.1586  (from…

Q: Below is a graph of a normal distribution with mean u=5 and standard deviation o=2. The shaded…

A: Given Mean=5 Standard deviations=2 X=7

Q: "Given a standard normal distribution with mean =49 and standard deviation = 38, find P(X>95)."…

A:

Q: Use Table A to find the value of a standard Normal variable that satisfies each of the given…

A: Here we need to find the point z with 75% of the observations falling below it.We use standard…

Q: Use Table A to find the value z of a standard Normal variable that satisfies each of the given…

A: The objective is to find the value of z with 74% of the observations falling below it.

Q: region represents th Oblaiming a value his distribution that is qreater than 5. 0.4- 0.3+ 0.2+ 0.1+…

A: We have given that.   X~N( μ , ?^2 )   μ= 3    , ?=2   Z-score =( x - μ )/?

Q: The standard normal distribution has a mean of 0 and a standard deviation of 1. Find the z-score for…

A:

Q: In a Normal Distribution with the Mean of 88 and the Standard Deviation of 7, find P (x > 77)

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

Q: Below is a graph of a normal distribution with mean μ = -3 and standard deviation o=3. The shaded…

A:

Q: "Given a standard normal distribution with mean =84 and standard deviation = 37, find P(X<119)."…

A:

Q: Below is a graph of a normal distribution with mean µ = -3 and standard deviation o=2. The shaded…

A: Population mean, Population standard deviation,

Q: A population forms a normal distribution with a mean of 85 and a standard deviation of 24 compute…

A: The mean is 85 and the standard deviation is 24.

Q: In a normal distribution, a data value located 1.4 standard deviations be the mean has Standard…

A: In a normal distribution, a data value located 1.4 standard deviations below the mean has Standard…

Q: GPAs at CCSU are normally distributed with a mean of 2.28 and a standard deviation of 0.58. Find the…

A: Mean(μ)=2.28standard deviation(σ)=0.58

Q: A normal distribution of scores has a standard deviation of 10. Find the z-score fir the following…

A: Here the given information is A normal distribution of scores has a standard deviation of 10 i.e ,…

Q: In a Normal Distribution with the Mean of 67 and the Standard Deviation of 5, find P (x < 60) A.…

A: The random variable X is normally distributed. The population mean is 67. The population standard…

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

A: Solution:From the given information, mean value is 50, standard deviation value is 7. Let the random…