A particular fruit's weights are normally distributed, with a mean of 759 grams ar deviation of 37 grams.

Q: A study finds that the carapace length of an adult spider is normally distributed with a mean of…

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Q: The weight of oranges growing in an orchard is normally distributed with a mean weight of 8 oz. and…

A: Given that, μ=8 ozσ=1 Then, P7<x<9 Then, by the empirical rule solve as,…

Q: The weights for a baby boy is normally distributed with a mean score of 7lbs and a standard…

A: As you mentioned g bit so i have solved only g bit.

Q: Suppose the average amount of apples per tree in a large orchard is 600 pounds with a standard…

A: Given, Population mean µx=600 pounds Population standard deviation σx=70 pounds a. Assuming that the…

Q: Calculate variançe and standard deviation from the given data,

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Q: The mean speed of a sample of vehicles along a stretch of highway is 67 miles per hour, with a…

A: From the provided information, Mean (µ) = 67 miles per hour Standard deviation (σ) = 2 miles per…

Q: If the dispersion is small the, the standard deviation is........?

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Q: . Given a distribution with a mean of 60 and standard deviation of 21, find a value with a z-score…

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Q: On a recent quiz, the class mean was 76 with a stanbard deviation of 3.1. Calculate the z score (to…

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Q: Assume that the heights of women are normally distributed with a mean of 64.9 inches and a standard…

A: Given: Heights of women = X X follows Normal distribution with mean 64.9 inches and standard…

Q: If the mean height of bonsai trees is 52 cm with a standard deviation of 10 cm, 95% of the trees are…

A: NOTE : As per our guidelines we have to answer the first question if multiple questions are posted…

Q: A major department store has determined that its customers charge an average of $500 per month, with…

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Q: the mean weight of a group of boys is 145 lb, with a standard deviation of 4lb. if the weights are…

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Q: The length of time it takes a Grade 11 student to play the Candy Crush computer app follows a normal…

A: Given that  The length of time it takes a grade 11student to play the candy crush computer is…

Q: The installation of a radon abatement device is recommended in any home where the mean radon…

A: a)   Given that the radon abatement device is recommended in any home if the mean radon…

Q: A quantitative data set of size 80 has mean 45 and standard deviation 2. Approximately how many…

A: The given values are, The formula for calculating the value of k is, The values of k are,

Q: The mean speed of a sample of vehicles along a stretch of highway is 64 miles per​ hour, with a…

A: Given, μ=64σ=4P(52<X<76)=?

Q: The mean weight of 500 male students at a certain college is 80 kg, and the standard deviation is 8…

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Q: The monthly income from a particular occupation is normally distributed, with a mean of 3800 dollars…

A: Given,mean(μ)=3800standard deviation(σ)=500

Q: What is the standard deviation in respiration rate for the three fish?

A: From given data we have N=3 Water temperature (degrees C) Fish respiration rate (bpm) 14 76…

Q: The average hourly wage for a certified dental assistant is $15.71 per hour, with a standard…

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Q: Find the standard deviation of times taken for germination for cauliflower seeds. C

A: Let , X→N(μ=7 , σ) We have  , the exactly 90% of the cauliflower seeds germinate in 6 days or more.…

Q: The fuel efficiency of cars currently registered in the Commonwealth of Virginia is normally…

A: X follows a Normal distribution with mean = 24 and S.D = 6 Then z=(x-mean)/SD = (x-24)/6  follows…

Q: A quantitative data set of size 80 has mean 30 and standard deviation 6. Approximately how many…

A: From the provided information, Population size (N) = 80 Mean (µ) = 30 Standard deviation (σ) = 6 X~N…

Q: Assume the annual salaries of police officers are normally distributed with a mean of $45,000 and a…

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Q: If the average length measurements for 10,000 pieces of curbstone from a specific laboratory…

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Q: Find quartile deviation and its co-efficient from the following data.

A: The quartile deviation is defined as Q.D = (Q3 - Q1)/2 Where Q3 = third quartile and Q1 = first…

Q: The lengths of a large stock of titanium rods follow a normal distribution with a mean (u) of 440 mm…

A: Given that, The lengths of a large stock of titanium rods follow a normal distribution with a mean…

Q: The diameter of a mason jar is 3 inches but can be as large as 3.05 inches and as small as 2.95…

A: From the question we'll find the value of Cpl. While we have given the UCL = 3.05 and LCL = 2.95…

Q: The weight of oranges growing in an orchard is normally distributed with a mean weight of 6 oz. and…

A: It is given that the mean is 6 and the standard deviation is 1.5.

Q: Adult men have heights with a mean of 69.0 inches and a standard deviation of 2.8 inches.

A: Given that  adult men have heights with mean (μ) = 69 inches Standard deviation (σ) = 2.8 inches We…

Q: A popular soft drink is sold in 1-liter (1,000-milliliter) bottles. Because of variation in the…

A: A continuous random variable X is said to follow Normal distribution with parameters μ and σ2 if…

Q: of size 25, determine the mean and standard deviation of x.

A: here given ,  population mean and standard deviation are respectively 78 and 10 inches

Q: The Rubber Tree company produces medium bouncy balls. The average diameter of the medium bouncy…

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Q: the mean weight of a group of boys is 145 lb, with a standard deviation of 5lb. if the weights are…

A: We have to find correct answer..

Q: A given set of data has a specific standard deviation. Describe what will happen to the standard…

A: Answer: The standard deviation of new data is remains same as original data. As a general rule, the…

Q: The heights of male students are normally distributed with a mean of 170 cm and a standard deviation…

A: The heights of male students are normally distributed with a mean of 170 cm and a standard deviation…

Q: The distance traveled by a commuter in the city, has a mean of 28 miles and a standard deviation of…

A: Given: The distance traveled by a commuter in the city has a mean of 28 miles and a standard…

Q: A particular fruits weights are normally distributed, with a mean of 797 grams and a standard…

A: Let us assume X= weight of a particular fruit Given that X follows a normal distribution with mean=…

Q: The data set of size 40 has mean 15 and standard deviation 2. Approximately how many observations…

A: Given Information Mean (µ) = 15 Standard deviation (σ) = 2 Finding the probability for scores that…

Q: The weight of male contestants is normally distributed with a mean of 96 kg pounds and a standard…

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Q: The standard deviation of the base price of a certain type of all-terrain vehicle is equal to $322.

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Q: The finished inside diameter of a piston ring is normally distributed with a mean of 10 cm and a…

A: The mean of the diameter of the piston ring is 10 cm. The standard deviation of the piston ring is…

Q: If the standard deviation had been larger, the power would have been larger.

A: Here given data of two sample t test   Power of test = 0.752923

Q: In a county male height is normally distributed with a mean of 177 cm and a standard deviation of 6…

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Q: m and 5.50 m. What is the standard deviation

A: Introduction: The Standard Deviation in descriptive statistics is the degree of dispersion or…

Q: freedom, the standard devi

A: yes , standard deviation of population is estimated without the degree of freedom . We know that…

Q: assume that the weights of quarters are normally distributed with a mean of 5.67 g and a standard…

A: X follows a Normal distribution with mean = 5.67 and S.D = 0.07 Then z=(x-mean)/SD = (x-5.67)/0.07…

Q: If the standard error of the sample mean is 5, for samples of size 25, what is the popu lation…

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