The heights of adult females are normally distributed with mean 160 cm and standard deviation 8 cm. If 2.5% of tall adult females have a height greater than K cm, the value of K is:

Q: A given distribution has a population mean, μ, of 134 and a population standard deviation, σ, of 7.…

A:

Q: The weights for a baby boy is normally distributed with a mean score of 7lbs and a standard…

A: As you mentioned g bit so i have solved only g bit.

Q: A given distribution has a population mean, μ, of 121 and a population standard deviation, σ, of 7.…

A:

Q: A given distribution has a population mean, μ, of 118 and a population standard deviation, σ, of 8.…

A: Solution: Let X be the random variable with mean µ and standard deviation is σ. Then, the Z-score…

Q: The weights of items from a manufacturing process follow a normal distribution with mean 90 grams…

A:

Q: Based on a sample of 25 people, the sample mean GPA was 2.05 with a standard deviation of 0.07 The…

A:

Q: At a local high school, GPA's are normally distributed with a mean of 2.9 and standard deviation of…

A: Given problem Given that   At a local high school, GPA's are normally distributed with a mean of…

Q: For a sample with mean M=80,  a score of X=88 corresponds to z=2. What is the standard deviation?

A:

Q: For a sample with a standard deviation S= 12, a score of X = 44 corresponds to a z = -1.00. What is…

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

Q: On a recent quiz, the class mean was 76 with a stanbard deviation of 3.1. Calculate the z score (to…

A:

Q: given the normally distributed variable xwith the mean 50 and standard deviation 7, find p (56]x[68)

A: Given: μ=50 and σ=7. The z-score is calculated as-z=x-μσ

Q: The weights of 1,000 children average 50kg and the standard deviation is 5kg. How many children…

A: Given  mu=50, sigma=sd=5, n=1000 We want to find How many children weigh between 40kg and 55 kg?

Q: Assume that z scores are normally distributed with a mean of 0 and a standard deviation of 1. If…

A: Obtain the value of “a” if P(–a < z < a) = 0.4314. The value of “a” is obtained below as…

Q: The heights of students from a certain school are normally distributed with mean 106 cm and standard…

A: x=100.64

Q: A given distribution has a population mean, μ, of 117 and a population standard deviation, σ, of 6.…

A: Given data, Mean (μ)=117 sd(σ)=6 If x=172 z=?

Q: The mean weight of 500 male students at a certain college is 80 kg, and the standard deviation is 8…

A:

Q: For a population with a standard deviation of o = 12, a score of X = 44 corresponds to z = -0.50.…

A:

Q: Given the normally distributed variable X with mean 18 and standard deviation 3, find P (X s 15)

A:

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

A: Let X be the normal random variable representing the resistance of an electrical resistors, is…

Q: The birth weights for twins are normally distributed with a mean of 2353 grams and a standard…

A: The formula to calculate the z score : For part (A), z score is, For part (B), z score is,

Q: A given distribution has a population mean, μ, of 147 and a population standard deviation, σ, of 7.…

A:

Q: Given that it is normally distributed with a standard deviation of 8.025 cm. The engineer rejected…

A: we have to find mean value for given data...

Q: Suppose the measurement of 800 items are normally distributed with mean 66 cm and standard deviation…

A:

Q: If the average length measurements for 10,000 pieces of curbstone from a specific laboratory…

A:

Q: The lengths of a large stock of titanium rods follow a normal distribution with a mean (u) of 440 mm…

A: Given that, The lengths of a large stock of titanium rods follow a normal distribution with a mean…

Q: E (T; – T)² = 2535. in

A: Here's the explanation :- The standard deviation is a measure of the amount of variation or…

Q: It assumed that the maximum temperature in Oman is normally distributed with a mean of 8 and a…

A: It is given that the maximum temperature in Oman is distributed normally with mean 8 and standard…

Q: For a normally distributed population with a mean of 35 and a standard deviation of 7.5, what value…

A: X follows a Normal distribution with mean = 35 and S.D = 7.5 Then z=(x-mean)/SD = (x-35)/7.5…

Q: The mean 1Q score of adults is 90, with a standard deviation of 10. Use the Empirical Rule to find…

A: Given data: Mean =  90 Standard deviation = 10 To find: By using the Empirical Rule to find the…

Q: Suppose that the blood pressure of the human inhabitants of a certain Pacific island is distributed…

A:

Q: A given distribution has a population mean, μ, of 108 and a population standard deviation, σ, of 12.…

A:

Q: Given a normally distributed set of scores with mean = 86.5 and standard deviation a = 11.4,…

A: Z-scores provides the information about the location of the scores in terms of standard deviation.…

Q: If x is normally distributed with a mean of 5 and standard deviation of 2, find the P(x>8).

A:

Q: For a normally distributed population with a mean of 35 and a standard deviation of 7.5, what value…

A: From the given information, normal distribution with population mean as 35 and standard deviation as…

Q: A given distribution has a population mean, µ, of 110 and a population standard deviation, o, of 15.…

A: The population mean is = 110 And the SD = 15 The value of X is 140

Q: A given distribution has a population mean, μ, of 137 and a population standard deviation, σ, of 12.…

A:

Q: Assuming that the heights of college women al normally distributed with mean 64 inches and standard…

A: Note: Please repost part d as i can answer only 3 subparts as per my policy

Q: A given distribution has a population mean, μ, of 101 and a population standard deviation, σ, of 8.…

A:

Q: Given that it is normally distributed with a standard deviation of 8.025 cm. Find the range of the…

A: We have to find given range of 2 standard deviation from the mean..

Q: The weights of tablets are normally distributed with mean 254 mg and standard deviation 4 mg.  If…

A: We have given that,  X be the random variable from normal distribution with mean (μ)= 254 and…

Q: The data set of size 40 has mean 15 and standard deviation 2. Approximately how many observations…

A: Given Information Mean (µ) = 15 Standard deviation (σ) = 2 Finding the probability for scores that…

Q: A given distribution has a population mean, μ, of 144 and a population standard deviation, σ, of 12.…

A: A given distribution has a population mean, μ, of 144 and a population standard deviation, σ, of 12.…

Q: Assume that z-scores are normally distributed with a mean of 0 and a standard deviation of 1. If P(z…

A: Solution-: Given: Z are normally distributed with mean of 0 and a standard deviation 1  If…

Q: A given distribution has a population mean, μ, of 142 and a population standard deviation, σ, of 10.…

A: It is given that the mean (µ) is 142 and the standard deviation (σ) is 10 and score, x is 110.

Q: Assume that the Leaf Area Index over a management area is normally distributed with a mean of 3 and…

A: Sample mean = M = 3 Standard details = s = 0.2

Q: A person in the U.S. eats about 25 pounds of M&M's per year with a standard deviation of 3 pounds.…

A: Assume that a person in the U.S. eats of M&M's per year follow normal distribution. μ=25σ=3 Let…

Q: Assume that heights of women are normally distributed with a mean given by 63.6 in. and a standard…

A: Given : Mean = μ = 63.6 Standard deviation = σ = 2.5

Q: For all parts of this problem, assume that the weights of tomatoes are normally distributed with a…

A: That means X follows N(1.8, 0.472)

Q: The weights of a certain dog breed are approximately normally distributed with a mean of u = 53…

A: Given that  The weights of dog are normally distributed. Mean (μ) = 53 pounds Standard deviation (σ)…

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.