A manufacturer knows that their items have a normally distributed length, with a mean of 17.1 inches, and standard deviation of 4.7 inches. If one item is chosen at random, what is the probability that it is less than 20.1 inches long? B) A manufacturer knows that their items have a normally distributed lifespan, with a mean of 2.9 years, and standard deviation of 0.9 years. If you randomly purchase one item, what is the probability it will last longer than 4 years?

Q: A particular fruit's weights are normally distributed, with a mean of 648 grams and a standard…

A: Given distribution is normally distributed Let, X: Fruit's weights Mean, μ=648 Standard deviation,…

Q: A particular fruit's weights are normally distributed, with a mean of 706 grams and a standard…

A: Solution: Let X be the weight of a particular fruit. From the given information, X follows normal…

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A: a. In a letter to an advice column, a wife claimed to have given birth 309 days after a brief visit…

Q: 3. A certain type of rope has an average breaking strength of 1,200 pounds. If the standard…

A: Let X be the random variable from normal distribution with average (μ) = 1200 and standard deviation…

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A:

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A:

Q: For a certain type of computers, the length of time between charges of the battery is normally…

A: Answer The mean =50Standard deviation =15

Q: If Y is a random variable with a mean of 10 and a standard deviation of 2, what is the probability…

A: From the provided information, Mean (µ) = 10 Standard deviation (σ) = 2

Q: A particular fruit's weights are normally distributed, with a mean of 285 grams and a standard…

A:

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Q: unt of time it takes a mechanic to rebuild the transmission for a 2005 Chevrolet Cavaliershows that…

A: The standard deviation of 40 mechanics is selected, the standard deviation of the sampling…

Q: A particular fruit's weights are normally distributed, with a mean of 798 grams and a standard…

A: According to the provided information, The mean is 798 grams  The standard deviation is 32

Q: Suppose in a certain primary school, the weight of boys are normally distributed with mean 28kg and…

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 particular fruit's weights are normally distributed, with a mean of 327 grams and a standard…

A:

Q: A particular fruit's weights are normally distributed, with a mean of 463 grams and a standard…

A: We have given that,  A normal distribution with mean= 463 and standard deviation = 38. Here, From…

Q: particular fruit's weights are normally distributed, with a mean of 675 grams and a standard…

A: Given: Mean =675 Standard Deviation = 40 Find out The probability that it will weigh between 694…

Q: particular fruit's weights are normally distributed, with a mean of 282 grams and a standard…

A: We have given that.   X~N( μ , ?^2 )   μ=282   , ?=24   Z-score =( x - μ )/?

Q: A particular fruit's weights are normally distributed, with a mean of 236 grams and a standard…

A: Mean = 236 Standard deviation = 31 Sample size = 14

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A:

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A:

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A:

Q: 1) The time until recharge for a battery in a smartphone is normally distributed with a mean of 250…

A: a. Consider that the mean and standard deviation of a random variable X are µ and σ, respectively.…

Q: A particular fruit's weights are normally distributed, with a mean of 448 grams and a standard…

A:

Q: A particular fruit's weights are normally distributed, with a mean of 3/1 grams and a standard…

A: given data normal distribution μ=371σ=11P(386<x<397)=?

Q: The probability that a patient recovers from a stomach disease is 0.8. Suppose 20 people are known…

A:

Q: 1. The weights of deer in a national park are normally distributed with a mean of 65 kilograms and a…

A: Given that, the weights of deer in a national park are normally distributed with a mean of 65…

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A: Given: μ=500σ=34n=13 The probability that their mean weight will be between 498 grams and 533 grams…

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A:

Q: A particular fruit's weights are normally distributed, with a mean of 649 grams and a standard…

A: Given that: Population mean, μ=649 Population standard deviation, σ=28

Q: Suppose the average weight of a male US resident aged 20 to 30 years is 160 pounds with a standard…

A:

Q: rticular fruit's weights are normally distributed, with a mean of 515 grams and a standard deviation…

A: Given data,Mean μ=515sd     σ=26P(488<X<506)=?

Q: A particular fruit's weights are normally distributed, with a mean of 394 grams and a standard…

A: Given: Population mean (µ) = 394 Population standard deviation (σ) = 21 Consider, X be the random…

Q: A manufacturer knows that their items have a normally distributed lifespan, with a mean of 12.2…

A: The Z-score of a random variable X is defined as follows: Z = (X – µ)/σ. Here, µ and σ are the mean…

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A: Solution

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A:

Q: A particular fruit's weights are normally distributed, with a mean of 422 grams and a standard…

A:

Q: A particular fruit's weights are normally distributed, with a mean of 452 grams and a standard…

A:

Q: particular fruit's weights are normally distributed, with a mean of 347 grams and a standard…

A: According to the provided information, Mean (μ) = 347 Standard Deviation (σ) = 11 Sample Size (n) =…

Q: A particular fruit's weights are normally distributed, with a mean of 752 grams and a standard…

A: Let X be the random variable from normal distribution with mean (μ) = 752 and standard deviation…

Q: The weights of sheep available for sale for during Eid Qurban is normally distributed with a mean…

A: From the provided information, Population mean (µ) = 45 kgs Population standard deviation (σ) = 5…