7. Cc dept US + DC. with mean deviation L Probability 7000? 2. probability selected. 7,000 CC 667 normally & $5938 random that holders 25 CO distributed Standard balance over randomly have mean over

Q: If a distribution is normal, then it is not possible to randomly select a value that is more than 4…

A: Given : We have given normal distribution .

Q: Mean=126 millimeters and standard deviation=8 millimeters. If a random sample of 37 bolts is…

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Q: Any Ahi that Kyle catches will have 75% chance of weighing more than The 25th percentile of the…

A: It is given that  Mean, μ = 170 Standard deviation, σ = 10

Q: The mean time for a group of adults to complete a certain achievement test is 38.8 minutes and the…

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Q: A particular frut's weights are normally distributed, with a mean of 747 grams and a standard…

A: Given: Meanμ=747Standard Deviationσ=21 The probability that it will weigh between 691 and 804 grams…

Q: Suppose a population consists of the scores of 5 students in a certain examination, as follows: 8,…

A: Note: "Since you have asked multiple questions, we will solve the first question for you. If you…

Q: A Biologist has studied a particular tropical insect and she discovered that its life span is…

A: The mean is 72 and the standard deviation is 8.

Q: The mean daily production of a herd of cows is assumed to be normally distributed with a mean of 33…

A: Answer: From the given data, The mean daily production of a herd of cows is normally distributed…

Q: 5. The average American adult eats an average of 6.5 gallons of ice cream per year. Assume the…

A: (5) X follows a Normal distribution with mean = 6.5 and S.D = 2.3 Then z=(x-mean)/SD =…

Q: Traffic department wants to know if automobile accident is a very serious problem in Central…

A: Null hypothesis:µ=3.Alternative hypothesis:µ≠3This is a two tailed test.Since the population…

Q: If 200 Honda Accords are randomly selected, approximately how many of them will have the braking…

A: Given data,μ=45σ=0.5

Q: What is the probability that the height of a randomly chosen child is between 47.6 and 48.4 inches?…

A: Normal distribution is also known as the Gaussian distribution.  It is widely used in the field of…

Q: The average amount of sleep students get a night is normally distributed with a mean of 6.5 hours…

A: Draw the normal curve and shade the area to the left of z=-0.75. Refer to Standard normal…

Q: Assume the random variable X is normally distributed with a mean of 50 and a standard deviation of…

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Q: Person 1 (X) = 1 hour, z = -0.5 Person 2 (X) = 3 hours, z= 0.5 Person 3 (X) = 4 hours, z= 1 4. Using…

A: The question is about normal dist. Given : Person 1 ( X ) = 1 hr. , z = -0.5 Person 2 ( X ) = 3 hr.…

Q: Gender Hours of sleep E female 8. female female 6. female 6. female female female 6. female 8.…

A: We have given the data of Gender and hours of sleep. We have to find the mean and standard…

Q: The time taken in the cycling phase of a triathlon has a mean 23.16min and standard deviation…

A: The objective of this question is to find the probability that the mean cycling time taken by a…

Q: Ch6.  "A carpet manufacturing company is comparing the tensile strengths of two different types of…

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Q: 5. In 2018, the braking distance of Toyota Camry cars on a wet surface follows a normal…

A: Let,        X = braking distance of the Toyota Camry cars    Then, X ~ N(122, 20)  Then, let, Z = (X…

Q: The final exam scores of students taking a statistics course are normally distributed with a…

A: Given information- Population mean, µ = 72 Population standard deviation, σ = 8 Let, X be the final…

Q: Suppose that weight of men in a population has a normal distribution with mean 60 Kg and standard…

A: Formula : Z =(X - μ)/σ

Q: Suppose the mean income of Firms in the Industry For a year is 45 million dollars with a Standard…

A: Followings are the Explanation of the question Let x be income of Firms in the Industry for a year…

Q: Assume that the total cholesterol levels for adults are normally distributed with mean cholesterol…

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Q: Question 17 options:   1)  3.52 to 8.47   2)  4.69 to 7.31   3)  4.66 to 7.34   4)  4.33 to…

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Q: Monthly cell phone bills for residents of a city have mean €60 and standard deviation €12. Simple…

A: Given information: μ=60σ=12n=100

Q: 3. Question from the class forum) I found that the mean of the top 10 receiving touchdowns for an…

A: Let X represents the NFL wide receiver. Given that, mean = 12.8 and standard deviation = 3.77…

Q: Assume that the square footage of a residential house in the US is normally distributed with a…

A: According to the given information in this question  We need to find the probability that it will be…

Q: explain the  central limit theorem. 2  explain standard error of mean. how is it  related to…

A: 1) The central limit theorem states that the distribution of sample means approximately a normal…

Q: The mean daily production of herd of cows is assumed to be normally distributed with a mean of 36…

A: Answer: From the given data, mean (μ) = 36 standard deviation(σ) = 16 X follows normal distribution,