A manufacturer knows that their items have a lengths that are skewed right, with a mean of 9.7 inches, and standard deviation of 3.2 inches. If 46 items are chosen at random, what is the probability that their mean length is greater than 10.4 inches? (Round answer to four decimal places)

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A: Given that, Among the workers at a large factory, the number of sick days taken per year is normally…

Q: A manufacturer knows that their items have a lengths that are skewed right, with a mean of 19.4…

A: Solution :  Mean = 19.4 Standard deviation = 2.8 Sample size = 36 P(xbar > 18) z-statistic: (xbar…

Q: The head circumferences of women are normally distributed with a mean of 32 cm and a standard…

A: We have given that.   X~N( μ , ?^2 )   μ =32 , ? =9   , n= 16   Z-score =( x - μ )/?   Note…

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Q: A manufacturer knows that their items have a lengths that are skewed right, with a mean of 5 inches,…

A: μ=mean=5 , Standard deviation=σ=1.4  n=44 Z-score=Z=(x̅-μ)/(σ/√n) If the sample size is greater than…

Q: A manufacturer knows that their items have a lengths that are approximately normally distributed,…

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Q: Suppose the heights of 18-year-old men are approximately normally distributed, with mean 65 inches…

A: Let X=the heights of 18-year-old menGiven that X follows a normal distribution with mean=65 and…

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A: According to central limit theorem if the population is normal or the sample size is at least 30,…

Q: Suppose the heights of 18-year-old men are approximately normally distributed, with mean 66 inches…

A: X: the heights of 18 year old menX~N(μ,σ)where μ=66 inches and σ=5 inches

Q: In a murder trial in Los Angeles, a shoe expert stated that the heights of men with size 12 shoes is…

A: It is given that the heights of men with size 12 shoes is normally distributed with mean 73.5 inches…

Q: A manufacturer knows that their items have a lengths that are skewed right, with a mean of 5.2…

A: Given that the manufacturer knows that the lengths are skewed right. Which means that we cannot…

Q: A manufacturer knows that their items have a lengths that are skewed right, with a mean of 6.1…

A: Given: Length of items = X X distribution is skewed towards right mean of X= 6.1 inches standard…

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A: Given data: Mean = $6.54 million Standard deviation = $10.45 million Sample size  = 73 To find: what…

Q: A manufacturer knows that their items have a lengths that are skewed right, with a mean of 11.5…

A: Given data:     The given mean length is: μ=11.5 in. The standard deviation is: σ=0.5 in. The number…

Q: A manufacturer knows that their items have a lengths that are skewed right, with a mean of 18.7…

A: It is given that the mean is 187, the standard deviation is 47 and the sample size is 34.

Q: probability that an 18-year-old man selected at random is between 69 and 71 inches tall

A: Given Data :   Suppose the heights of 18-year-old men are approximately normally distributed.…

Q: The entrance test scores for SHS in a certain school has a mean of 85 and a standard deviation of…

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Q: Suppose the heights of 18-year-old men are approximately normally distributed, with mean 72 inches…

A: Given that , the heights of 18-year-old men are approximately normally distributed, with mean 72…

Q: A set of final examination grades in an introductory statistics course is normally​ distributed,…

A: Given that, A set of final examination grades in an introductory statistics course is normally​…

Q: Suppose the heights of 18-year-old men are approximately normally distributed, with mean 69 inches…

A: a) It is given that X~ N (69, 6). The probability that an 18-year-old man selected at random is…

Q: A manufacturer knows that their items have a normally distributed length, with a mean of 18.8…

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Q: Suppose the heights of 18-year-old men are approximately normally distributed, with mean 71 inches…

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Q: A manufacturer knows that their items have a normally distributed length, with a mean of 19.3 inches…

A: It is given that the mean is 19.3 and the standard deviation is 2.

Q: Suppose the heights of 18-year-old men are approximately normally distributed, with mean 67 inches…

A: Let X be the height of an 18-year-old man. It is given that X~N(67, 6) (a) The probability of an…

Q: A manufacturer knows that their items have a normally distributed length, with a mean of 13 inches,…

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Q: Suppose the heights of 18-year-old men are approximately normally distributed, with mean 73 inches…

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Q: A manufacturer knows that their iterns have a lengths that are skewed right, with a mean of 16.6…

A: Given data,μ=16.6σ=5.4If n=33P(X>16.2)=?

Q: A manufacturer knows that their items have a lengths that are skewed right, with a mean of 13.8…

A: The central limit theorem says that for a sequence of independent and identically distributed random…

Q: A manufacturer knows that their items have a lengths that are skewed right, with a mean of 11.5…

A: GivenMean(μ)=11.5standard deviation(σ)=1.4sample size(n)=34

Q: A manufacturer knows that their items have a lengths that are skewed right, with a mean of 9.5…

A: We have given that,  X be the random variable from normal distribution with mean (μ) = 9.5, standard…

Q: A manufacturer knows that their items have a normally distributed length, with a mean of 11 inches,…

A: Given :  sample mean = 11             standard deviation of samples=1.722=0.3624412178…

Q: Suppose the heights of 18-year-old men are approximately normally distributed, with mean 69 inches…

A: Here it is given that ,the heights of 18-year-old men are approximately normally distributed, with…

Q: A manufacturer knows that their items have a lengths that are skewed right, with a mean of 11…

A: Mean = 11 Standard deviation = 2.9 Sample size = 36

Q: Suppose the heights of 18-year-old men are approximately normally distributed, with mean 69 inches…

A: We want find the following probability

Q: For certain workers, the mean wage is $7.50/hr, with a standard deviation of $0.75. If a worker is…

A: From the given information, μ=7.50σ=0.75

Q: A manufacturer knows that their items have a normally distributed length, with a mean of 17.6…

A: GivenMean(x)=17.6standard deviation(σ)=5.7sample size(n)=24

Q: A manufacturer knows that their items have a lengths that are skewed right, with a mean of 7.3…

A: Given,   Mean = 7.3 Standard deviation = 0.6 Sample size = 36   The objective is to find the…

Q: Suppose the heights of 18-year-old men are approximately normally distributed, with mean 73 inches…

A: From the given information,   Mean = 73 Standard deviation = 5 Sample size = 22   The objective is…

Q: A manufacturer knows that their items have a lengths that are skewed right, with a mean of 11.1…

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Q: The heights of 18 year-old men are approximately normally distributed, with a mean 68 inches and a…

A: The random variable height follows normal distribution. The population mean is 68. The population…

Q: In a particular country, the height measurements of ten-year-old children are approximately normally…

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Q: A manufacturer knows that their items have a lengths that are skewed right, with a mean of 11.2…

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Q: Suppose the heights of 18-year-old men are approximately normally distributed, with mean 70 inches…

A: Given that, The heights of 18-year-old men are approximately normally distributed, with mean 70…

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Q: Suppose the heights of 18-year-old men are approximately normally distributed, with mean 69 inches…

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Q: A manufacturer knows that their items have a lengths that are skewed right, with a mean of 5 inches,…

A: Given: Population mean = 5 inches Population standard deviation = 0.7 inches Sample size = 37 To…

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.