Assume the average (mean) number of minutes a group of people meditate is 20 minutes per day and has a standard deviation of 4 minutes. 6. What percent of people will meditate daily for less than 18 minutes? 7. What percent of people will meditate daily for more than 26 minutes? 8. What percent of people will meditate daily in between 14 and 22 minutes?

Q: The weights for newborn babies is approximately normally distributed with a mean of 5.9 pounds and a…

A: Hey there! Thank you for posting the question. Since your question has more than 3 parts, we are…

Q: The mean of a normal disiribution is 50 and standard deviation is 12.5. Calculate the 60th, 65th and…

A: Given,mean(μ)=50standard deviation(σ)=12.5

Q: approximately Normal, with a mean of 530 and a standard deviation of 80. About what percent of…

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Q: What percent of the data is below 31?  What percent of the data is above 35?  What percent of the…

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Q: Mrs. Smith's reading class can read a mean of 175 words per minute with a standard deviation of 20…

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Q: What is the point estimate of the difference between the population mean expenditure for males and…

A: Provided data is, the average expenditure on Valentine's Day was expected to be $100.89. The average…

Q: The average salary for a food scientist is $66,000. The standard deviation is $1,500. а.) Draw and…

A: Note: “Since you have posted a question with multiple sub-parts, we will solve first three subparts…

Q: The standard deviation of finishing time is greater for women than for men. What does this indicate…

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Q: A normally distributed data set has a mean of 0 and a standard deviation of 2. What is the percent…

A: Introduction: The fashionable regular distribution, additionally called the z-distribution, is a…

Q: The average expenditure on Valentine's Day was expected to be $108.89 (USA Today, February 13,…

A: Given: Z value = 2.576 the standard deviation for male consumers is assumed to be $33 σ1=33 the…

Q: What will be the interpretation if correlation (r) has a value of -.5439? At what percent does the…

A: Correlation coefficient "r" measures linear relationship between between two variables. It lies…

Q: standard deviation of 0.34 ounces. A sample of 79 cans of coffee is taken and ?⎯⎯⎯x¯ was found to be…

A: In question, Given that The weight of all cans of coffee has a standard deviation of 0.34 ounces. A…

Q: Given that a data set has a mean of  40 and a standard deviation of 4, find the percent of data…

A: Since you have posted a question with multiple subparts, we will solve first three subparts for you.…

Q: The average expenditure on Valentine’s Day was expected to be $100.89 (USA Today, February 13,…

A: GivenFor Male:-sample size(n1)=40Mean(x1)=135.67standard deviation(s1)=35For Female:-sample…

Q: 6.) The daily water usage per person in Davao City is normally distributed with a mean of 18 gallons…

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: Pearson revises books each semester and the mean number of pages for 2010 is 568 with a standard…

A: Let, X= number of pages  Given that X follows normal distribution with mean= 568 and standard…

Q: The weights for newborn babies is approximately normally distributed with a mean of 6.6 pounds and a…

A: Solution: Note: Hello! As you have posted more than 3 sub parts, we are answering the first 3…

Q: Draw a graphical representation of the question and find the what is being asked. 1. The resting…

A: As per honor code we will only answer first three parts. Given information: μ=73.4, σ=5.9 Draw the…

Q: a student had 93% in chemistry had a class average of 85% and standard deviation of 8%. the same…

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

Q: distributed

A:

Q: The mean volume of a carton of milk filled by a machine is 1.0 quart, with a standard deviation of…

A:

Q: According to the U.S. Census Bureau, the mean of the commute time to work for a resident of New…

A:

Q: The mean grade on a final examination was 72 and the standard deviation was 9. The top 10% of the…

A: Mean(µ) = 72Standard deviations (σ) = 9

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A: Given information: normal mean is 23.0mpg standard deviation is 4.9mpg

Q: USA Today reports that the average expenditure on Valentine's Day was expected to be $100.89. Do…

A: For the given data Find the 99% C.I

Q: A researcher wishes to estimate within $200 the mean amount of money a county spends on road repairs…

A: When the population standard deviation is known, then the margin of error is calculated by ME=z*σn,…

Q: The weights for newborn babies is approximately normally distributed with a mean of 5.8 pounds and a…

A: From the provided information, Mean (µ) = 5.8 pounds Standard deviation (σ) = 1.3 pounds Let X be a…

Q: 6.) The daily water usage per person in Davao City is normally distributed with a mean of 18 gallons…

A: 6.) The daily water usage per person in Davao City is normally distributed with a mean of 18 gallons…

Q: The weights for newborn babies is approximately normally distributed with a mean of 5.9 pounds and a…

A:

Q: The mean for the entire population of depressed people is 33.13 with a standard deviation of 5. If…

A: Hi! Thank you for the question, As per the honor code, we are allowed to answer three sub-parts at a…

Q: A quantitative data set has mean 19 and standard deviation 4. Approximately what percentage of the…

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

Q: Please answer B and C:

A: Solution: b. Let X1 be the expenditure of the male customers and X2 be the expenditure of the female…

Q: 4. The mean for the entire population of depressed people is 33.13 with a standard deviation of 5.…

A: We have given that the distribution of all depressed people is normally distributed with mean 33.13…

Q: A researcher believes the mean weight of male turtles is more than 205 pounds, she samples 18 male…

A: Denote μ as the population mean weight of male turtles.   The claim is that the mean weight of male…

Q: USA Today reports that the average expenditure on Valentine's Day was expected to be $100.89. Do…

A:

Q: Suppose that the total daily carbohydrate intake for all boys age 13 to 15 years old in the US is…

A: Let X be a random variable such that X: Total daily carbohydrate intake for all boys age 13 to 15…

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A:

Q: A survey is planned to determine the mean annual family medical expenses of employees of a large…

A: Given,margin of error(E)=60population standard deviation(σ)=439α=1-0.90=0.1α2=0.05Z0.05=1.645…

Q: Person A scores 78 on an exam that has a mean of 70 and a standard deviation of 5. Person B scores…

A: Given that.   X~N( μ , ?^2 )   Z-score =( x - μ )/?

Q: The mean grade in the Physics examination was 73 and the standard deviation was 8. Determine the…

A:

Q: the internal revenue service reports that the mean federal income tax paid in a year was $8040.…

A: Given,           Meanμ=8040           Standard deviationσ=5000           Sample sizen=1000…

Q: USA Today reports that the average expenditure on Valentine's Day was expected to be $100.89. Do…

A: Given information Let 1 denotes male and 2 denotes female n1 = 50 n2 = 33

Q: The weight of 100 female students aged 15 to 20 years have a mean of 120 pounds and a standard…

A: Solution: Given data: Sample size (n) = 100 Mean = 120 pounds Standard deviation = 6 pounds

Q: Is a measure of 29 inches "far away" from a mean of 19 inches? As someone with knowledge of…

A: The number of standard deviation 29 inchs far away from the mean is: Thus, 29 inches is 5 standard…

Q: Find the Mean and Standard Deviation for the prompts below: 5.)  A survey found that 86% of…

A: 5. Given: p=0.86n=121-p=0.14 The probability that 10 or more would have never been the victim of a…

Q: 25 - Total cholesterol in children aged is assumed to follow a normal distribution with a mean of…

A: Given,Mean μ = 191Standard deviation σ = 22.4

Q: The average number of newspapers for sale in an airport newsstand is 12 and the standard deviation…

A: In the given problem we have given that, the average number of newspapers for sale in an airport…

Q: In​ 2011, the mean property crime rate​ (per 100,000​ people) for 10 northeastern regions of a…

A: Solution: Let X be the property crime rate. From the given information, X follows normal…

Q: A survey by the National Retail Federation found that women spend on average $130.71 for the…

A: Here, mean is 130.71 and standard deviation is 32.81.