Select the MOST appropriate statement for the population parameters of the Normal distribution shown below 09 0.8 0.7 0.6 0.5 0.4 0.3 0.2 0.1 11 11.5 12 12.5 13 13.5 14 Mean of 12.5 and Variance of 0.5 O Mean of 12.5 and Standard Deviation of 0.5 O Mean of 12.5 and Variance of 1.5 O Mean of 12.5 and Standard Deviation of 1.5 Next

Q: What percentage of fire station response times are under 3 minutes

A: Let X denote the response times for fire departments. Given that X follows N(mean = 4.5, SD = 1.2),…

Q: sume that a normal distribution of data has a mean of 24and a standard deviation of 6. Use the…

A: Given that  The data is normally distributed with Mean (μ) = 24 Standard deviation (σ) = 6  We know…

Q: Assume that a normal distribution of data has a mean of 16 and a standard deviation of 3. Use the…

A: It is provided that the data follows the normal distribution with mean , and standard deviation is…

Q: What proportion of scores are below z score of 1.0 in a normal distribution?

A:

Q: The distribution for the time a patient of a medical center spends waiting for an appointment is…

A: Solution: Let X be the time a patient of a medical center spends waiting for an appointment. From…

Q: Suppose the daily number of parking tickets issued on campus has a mean of 1.4 tickets and a…

A: Given information- We have given the daily number of parking tickets issued on campus. Mean = 1.4…

Q: Response time is an important statistic for measuring the effectiveness of a fire department, and is…

A: Using stardization of Normal distribution

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: A normal distribution has a mean of 100 and a standard deviation of 15. What is the median for this…

A: Given Mean μ=100, standard deviations σ=15

Q: A factory owner randomly selected 20 bolts made by the machines in his shop. These machines are…

A: a) Since each observations are independent and the population follows normal distribution. Here, we…

Q: he distribution for the time a patient of a medical center spends waiting for an appointment is…

A: Given data,μ=35σ=12P(11<X<35)=?

Q: Response time is an important statistic for measuring the effectiveness of a fire department, and is…

A:

Q: Assume that the average length of some wire is 52 inches with a standard deviation of 6.5 inches. At…

A: Given: The average length of the wire, μ=52 Standard deviation, σ=6.5 We need to determine at most…

Q: Head circumferences of some males have a bellshaped distribution with a mean of 57 centimeters and a…

A: Head circumferences of some males have a bellshaped distribution : Bell shaped distribution means…

Q: A cample mean is computed from a population with a variance of 2.45. The sample size is 40. The…

A: Given,variance(σ2)=2.45standard deviation(σ)=2.45sample size(n)=40

Q: Assume that a normal distribution of data has a mean of 10 and a standard deviation of 2.Use the…

A: The provided information is as follows:The mean of the normal distribution is .The standard…

Q: The scores of a standarlized test form a normal distribution with a mean of 300 and standard…

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: A factory owner randomly selected 20 bolts made by the machines in his shop. These machines are…

A: According to the rule, I can give you answer for first 3 subparts.

Q: The standard deviation of a normal distribution is 20. What is the standard error of the mean…

A: from the given information,standard deviation(σ) =20.Sample size(n) = 225.

Q: Data collected on the total number of minutes people spent in the local emergency room revealed that…

A:

Q: About what percentage of a normal distribution falls within 2.5 standard deviations of the mean?

A: 98.76 percentage of a normal distribution falls within 2.5 standard deviations of the mean

Q: Response time is an important statistic for measuring the effectiveness of a fire department, and is…

A: Given X is normal Distributed with mean µ = 4.5 and standard deviation σ = 1.2 now will using…

Q: Head circumferences of some males have a bellshaped distribution with a mean of 57 centimeters and a…

A: Head circumferences of some males have a bell-shaped distribution with a mean of 57 centimeters and…

Q: Assume that a normal distribution of data has a mean of 24 and a standard deviation of 5.Use the…

A: Population mean μ =24 Population standard deviation =5

Q: Total cholesterol in children aged 10 to 15 years of age is assumed to follow a normal distribution…

A: Given: Formula: Let "X" be the total cholesterol in children aged 10 to 15 years of age  Find:

Q: he distribution for the time a patient of a medical center spends waiting for an appointment is…

A: Given data,μ=35σ=12P(X>47)=?

Q: What are the two parameters that determine the shape of normal distribution?   a. Median /…

A: The objective of the question is to identify the two parameters that determine the shape of a normal…

Q: Assuming a population mean of 900 and a population standard deviation of 200 for LCSW scores. What…

A: Given information- Population mean, µ = 900 Population standard deviation, σ = 200 Let, X be the…

Q: A normal distribution with mean =113.5 and st deviation=86.6.find P32 which is the score separating…

A: Given,mean(μ)=113.5standard deviation(σ)=86.6