Assume that blood pressure readings are normally distributed with a mean of 118 and a standard deviation of 4.8. If 36 people are randomly selected, find the probability that their mean blood pressure will be less than 120. Round to four decimal places.

Q: Assume that adults have IQ scores that are normally distributed with a mean of μ=100 and a standard…

A: Solution: Let X be the IQ score of an adult. From the given information, X follows normal…

Q: In a college entrance exam, the average score of 1,000 test takers is 150 with a standard deviation…

A:

Q: Assume that blood pressure readings are normally distributed with a mean of 125 and a standard…

A: Solution-: Let, X= The blood pressure reading  Given: μ=125,σ=4.9,n=34 ∴X→ N(μ=125,σ2=4.92)

Q: The lengths of time spent )in a store are normally distributed with an average of 50 minutes and a…

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Q: Assume that readings on thermometers are normally distributed with a mean of 0 and a standard…

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Q: A survey has found out that a family generates an average of 17.2 pounds of garbage per week. Assume…

A: The mean is μ=17.2 and the standard deviation is σ=2.5 The population size is n=55 Therefore the…

Q: A population has a mean of 200 and a standard deviation of 25. A sample of 64 observations will be…

A: We have to find out given probabiity..

Q: Assume that adults have IQ scores that are normally distributed with a mean of 97.8 and a standard…

A: Given a mean of 97.8 and a standard deviation of 23

Q: Assume that blood pressure readings are normally distributed with a mean of 122 and a standard…

A: Let "M" be the mean blood pressure readings.

Q: Assume that the heights of a population of adults form a normal distribution with a mean µ =69…

A: Consider that there are 12 inches in 1 foot.The provided information is:

Q: Assume that blood pressure readings are normally distributed with a mean of 115 and a standard…

A: # reading of blood pressure follow normal distribution with mean 115 and sd=4.8  sample of size n=32…

Q: Assume that adults have IQ scores that are normally distributed with μ=38 and a standard deviation…

A:

Q: Assume that blood pressure readings are normally distributed with a mean of 130 and a standard…

A:

Q: Assume the readings on thermometers are normally distributed with a mean of 0 degrees Celsius and a…

A: We have to find out given probability..

Q: Assume that blood pressure readings are normally distributed with a mean of 123 and a population…

A: Solution: Let X be the blood pressure reading. From the given information, X follows normal…

Q: Assume that adults have IQ scores that are normally distributed with a mean of μ=105 and a standard…

A:

Q: If the scores follow normal distribution with a mean of 120, a standard deviation of 10, find…

A: Solution

Q: The amount of revenue of a shop is approximately normally distributed with a mean of $4500 and a…

A: We have to find out given probability..

Q: Find the probability that a randomly selected adult has an IQ greater than 129.9.

A: Let X denote the IQ scores. Given that X follows N(mean = 98.6, SD = 18.5), then Z = (X - mean)/SD…

Q: Assume that blood pressure readings are normally distributed with a mean of 135 and a standard…

A: According to the given information, we have Mean = 135 Standard deviation = 4.7 Sample size = 35

Q: Assume that the readings on thermometers are normally distributed with a mean of 0 degrees Celsius…

A: We have given that Mu= 0 , sigma =1 X~ N ( 0, 1) Zscore=(x-mu)/sigma

Q: Assume the readings on thermometers are normally distributed with a mean of 0degrees°C and a…

A: The standard z-score that a randomly selected thermometer reads greater than 1.04 is obtained below:…

Q: Assume that blood pressure readings are normally distributed with a mean of 117 and a standard…

A: From the provided information, Mean (µ) = 117 Standard deviation (σ) = 8.4 Sample size (n) = 37 Let…

Q: > Assume the time it takes the housekeeping crew of a local hotel to clean a room varies uniformly…

A:

Q: Find the indicated probability. The weekly incomes of a summer intern in Tesla are normally…

A: Given data,Mean μ=1500sd    σ=300P(X<1200)=?

Q: Assume that the blood pressure data is normally distributed with a mean of 70.2 and a standard…

A: Let X denote the blood pressure data and it follows normal distribution with a mean of 70.2 and a…

Q: The average number of pounds of red meat a person consumes each year is 196 with a standard…

A: Given Information: Mean μ=196 Standard deviation σ=22 Let X denote the number of red meat a person…

Q: Assume that adults have IQ scores that are normally distributed with a mean of 100 and deviation of…

A:

Q: Find the probability that a randomly selected adult has an IQ between 80 and 120

A:

Q: Assume the heights of women are normally distributed with a mean of 63.6 inches and a standard…

A: Given data Mean (µ) = 63.6 inches Standard Deviation(σ) = 2.5 inches Sample size (n)= 75 probability…

Q: Assume the readings on thermometers are normally distributed with a mean of 0degrees°C and a…

A:

Q: Assume that blood pressure readings are normally distributed with a mean of 115 and a standard…

A:

Q: Assume that women's weights are normally distributed with a mean given by mean=143 lb and a standard…

A:

Q: Assume that the heights of a population of adults form a normal distribution with a mean µ =69…

A: It is known that, there are 12 inches in 1 foot.The provided information are:

Q: Assume that women's weights are normally distributed with a mean given by μ=143 and a standard…

A:

Q: Solve the problem. Assume that mountain lions' weights are normally distributed with a mean of 62.6…

A: We have given that,  X be the random variable from normal distribution with mean (μ) = 62.6 ,…

Q: Assume that adults have IQ scores that are normally distributed with a mean of μ=100 and a standard…

A: Let x denote the IQ scores which follows normal distribution with mean 100 and standard deviation…

Q: Assume that adults have IQ scores that are normally distributed with a mean of 100 and a standard…

A:

Q: Find the probability that a randomly selected adult has an IQ greater than 136.4

A: Let X denote the IQ scores of adults. Given that X follows N(mean = 101.3, SD = 20.2), then  Z = (X…

Q: Assume that adults have IQ scores that are normally distributed with a mean of 100 and a standard…

A: As given the IQ scores of adults are normally distributed with a mean ( µ ) = 100 and standard…

Q: Assume that blood pressure readings are normally distributed with a mean of 123 and a standard…

A:

Q: Assume that adults have IQ scores that are normally distributed with a mean of 96.9 and a standard…

A:

Q: Assume that adults have IQ scores that are normally distributed with a mean of 98 and standard…

A:

Q: The popular restaurant is 23.5 minutes, with a standard deviation of 3.6 minutes. Assume the…

A: From the provided information, Mean (µ) = 23.5 Standard deviation (σ) = 3.6 X~N (23.5, 3.6) Here X…

Q: Assume that adults have scores that are normally distributed with a mean of 100 and a standard…

A: Given Mean=100 Standard deviations=15

Q: Assume that blood pressure readings are normally distributed with a mean of 122 and a standard…

A: Assume that blood pressure readings are normally distributed.

Q: Assume that the heights of women are normally distributed with a mean of 63.6 inches and a standard…

A: GivenMean(μ)=63.6standard deviation(σ)=2.5sample size(n)=100

Q: The mean gestation period of humans is 266 days with a standard deviation of 16 days. Find the…

A: Given data: μ=266σ=16

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.