A given distribution has a population mean, μ, of 115 and a population standard deviation, σ, of 15.  Compute the raw, x-value associated with a Z-score of 1.47.

Q: A normal distribution has a mean of 120 and a standard deviation of 5. Find the z-score for a data…

A: The objective of this question is to find the z-score for a data value of 119 in a normal…

Q: Assume that the scores of a college entry exam are normally distributed with a mean of 400 and a…

A: Given,mean(μ)=400standard deviation(σ)=60

Q: On a standardized exam, the scores are normally distributed with a mean of 39 and a standard…

A:

Q: According to a survey, the mean height for men is 69.1 inches. In a sample of 280 men between the…

A: given data claim : μ < 69.1n = 280x¯ = 68.9σ = 2.88

Q: Suppose babies born after a gestation period of 32 to 35 weeks have a mean weight of 2700 grams and…

A: Suppose that the random variable x defines the weight of babies.

Q: Suppose a small paint manufacturing company has a daily production that is normally distributed with…

A: Solution: It is given that a small paint manufacturing company has a daily production that is…

Q: In a county male height is normally distributed with a mean of 175 cm and a standard deviation of 6…

A:

Q: Assume that a normal distribution of data has a mean of 23 and a standard deviation of 4. Use the…

A: Answer:- Given, Mean, µ = 23  Standard deviation, σ = 4  Using formula,  According to the empirical…

Q: Consider the rates of children (under 18 years of age) living in New York with grandparents as their…

A: Given data arranged in ascending order4.0, 4.1, 4.4, 4.4, 4.5, 4.9, 5.1, 5.1, 5.7, 5.8, 5.9, 6.1,…

Q: (Round to two decimal places as needed.) OA The baby born in week 33 weighs relatively more since…

A: Given that.   X~N( μ , ?)   Z-score =( x - μ )/?

Q: A tennis ball machine fires balls a distance that is approximately normally distributed. The mean…

A: Let X: A tennis ball machine fires balls a distance.X has approximately normally distributed.…

Q: A normally distributed data set has a mean of 0 and a standard deviation of 2. What is the percent…

A: Introduction: The fashionable regular distribution, additionally called the z-distribution, is a…

Q: The lifetime of a 2‑volt non‑rechargeable battery in constant use has a Normal distribution, with a…

A: It is known that X is the lifetime of a 2‑volt non‑rechargeable battery with mean 516 hours and a…

Q: normal distribution has a mean of 105 and a standard deviation of 4. Find the z-score for a data…

A: Given Mean µ = 105 Standard deviation σ = 4 z- score  = (x - µ )/σ

Q: suppose babies born after a gestation period of 32 to 35 weeks have a mean weight of 2700 grams and…

A: Answer:- Given, Babies born after a gestation period of 32 to 35 weeks have a mean weight of 2700…

Q: Suppose babies born after a gestation period of 32 to 35 weeks have the mean weight of 2800 grams…

A: To determine which baby weights are more relative to the gestation period, for that it is needed to…

Q: A dataset has a mean of 48.1 and a standard deviation of 6.3. What is the z-score of the value 18.5,…

A: Solution  Given That, A dataset has a mean of 48.1 and a standard deviation of 6.3. What is the…

Q: The serum cholesterol level in men aged 18 to 74 are normally distributed with a mean of 178.1 and a…

A:

Q: A normal distribution has a mean of 150 and a standard deviation of 8. Find the z-score for a data…

A: The objective of this question is to find the z-score for a data value of 151 in a normal…

Q: A normal distribution has a mean of 81 and a standard deviation of 4. Find the z-score for a data…

A:

Q: A particular fruit's weights are normally distributed, with a mean of 230 grams and a standard…

A: The provided information is:

Q: Suppose babies born after a gestation period of 32 to 35 weeks have a mean weight of 3000 grams and…

A: According to the given information, we have Mean (32 to 35 weeks)= 3000 grams Standard deviation (32…

Q: A particular fruit's weights are normally distributed, with a mean of 621 grams and a standard…

A: It is given that the fruits weights follow normal distribution with mean 621 and standard deviation…

Q: an exam score has a mean of 506 and a standard deviation of 100. What exam score corresponds to a…

A:

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

A:

Q: Suppose that the life-span of goldfish can be modeled by the Normal Distribution with a mean of 5…

A:

Q: The blue, red, and yellow curves all have a mean of 0, while the green curve has a mean of -2. pra…

A:

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

A:

Q: Assume the random variable X is normally distributed with a mean of 50 and a standard deviation of…

A:

Q: The lifetime of a 2‑volt non‑rechargeable battery in constant use has a Normal distribution, with a…

A: It is known that X is the lifetime of a 2‑volt non‑rechargeable battery with mean 516 hours and a…

Q: A study conducted by the research institute of America has concluded that the mean number of hours a…

A: Given: Sample mean, x¯=18.3Sample sd, s=11.7Sample size, n=100α=0.05

Q: Assume that adults have IQ scores that are normally distributed with a mean of 100.3 and a standard…

A: Assume that adults have IQ scores that are normally distributed with a mean of 100.3 and a standard…

Q: A particular fruit's weights are normally distributed, with a mean of 620 grams and a standard…

A: Probability distributions are of two types, discrete and continuous distributions. Normal…

Q: A normal distribution has a mean of 87 and a standard deviation of 10. Find the z-score for a data…

A: Given that, Mean = 87 Standard deviation = 10

Q: The average price for a personal computer (PC) is $949.00. If computer prices are approximately…

A: Draw the normal curve and shade the area of 0.10 to the left of z. Refer Standard normal…

Q: Assume that adults have iq scores that are normally distributed with a mean of 97.9 and a standard…

A:

Q: A normal distribution has a mean of 148 and a standard deviation of 5. Find the z-score for a data…

A: Solution: Let X be the data value. From given information, X has mean µ=148 and a standard deviation…

Q: Suppose babies born after a gestation period of 32 to 35 weeks have a mean weight of 3000 grams and…

A: Given that babies born after a gestation period of 32 to 35 weeks have a mean weight of 3000 grams…

Q: A normal distribution has a mean of 140 and a standard deviation of 7. Find the z-score for a data…

A:

Q: Suppose babies born after a gestation period of 32 to 35 weeks have a mean weight of 2500 grams and…

A: Given that the mean of the gestation period of 32 to 35 weeks is 2500 and standard deviation is 800.…