Based on the problem at Batangas City Hospital; what is the probability that a patient stays in the hospital between 9 days to 11 days?

Q: The length of human pregnancies from conception to birth approximates a normal distribution with a…

A: Let X be length of time marks the longest 2.16 % of all pregnancies from normal distribution with…

Q: The scores on a standardised test are normally distributed with a mean of 95 and standard deviation…

A: Let X denotes the scores on standardized test. Given that X follows N(mean = 95, SD = 20), then Z =…

Q: A 4 year college will accept any student ranked in the top 60% of a national exam. If the test…

A: From the given information,Mean (µ) =600Standard deviation (σ) = 100Let the test score be a x which…

Q: Suppose the heights of 10-year-old boys in the US vary according to a normal distribution with a…

A: The objective of this question is to find the percentile of a boy with a height of 140 cm given that…

Q: About what percent of the products last between 12 and 15 days?

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Q: Suppose a small paint manufacturing company has a daily production that is normally distributed with…

A: Solution: It is given that a small paint manufacturing company has a daily production that is…

Q: uppose that the resting h stributed with mean 80 a /hat heart rate would a m

A: Let X be a random variable with mean 80 and s.d. 15 that follows a normal distribution. So,…

Q: what percent of the data falls within 2 standard deviations of the mean?

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Q: At one college, GPA's are normally distributed with a mean of 2.6 and a standard deviation of 0,4.…

A: At one college, GPA's are normally distributed with a mean of 2.6 and a standard deviation of 0.4

Q: The incubation time for Rhode Island Red chicks has a Normal distribution with a mean of 21 days and…

A: Here, mean is 21 and standard deviation is 1

Q: According to the Emperical rule, 94.55% of the data would fall between what two values for a…

A: We have to find two values that consider 94.55% of the data.   i.e. approximately 95% of the data…

Q: 1. The life spans of a particular species of turtle are normally distributed with a mean of 180…

A: Given that mean =180 ,s.d =40 P ( 100 <X < 260) = ?

Q: The lengths of pregnancies are normally distributed with a mean of 280 days and a standard deviation…

A:

Q: The length of human pregnancies from conception to birth approximates a normal distribution with a…

A:

Q: A mechanical device has a wear out time distributed normally with a mean of 1100 hours and a…

A:

Q: According to a medical journal, the distribution of weights of newborn babies is approximately…

A: The objective of this question is to find the percentage of newborn babies that weigh between 3100…

Q: The mean age of sales ladies in a department store is 30, with a standard deviation of 6. Between…

A: Given that the mean age of sales ladies in a department store is 30, with a  standard deviation of…

Q: The shelf life of a battery produ wd by one major company is known to be Normally distributed, with…

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Q: The battery of cellphones tend to work less efficiently the longer you have your phone and…

A:

Q: If an espresso machine out-pour is normally distributed with the mean of 0.9 ounces and standard…

A: Let  X be the random variable from normal distribution with mean (μ) = 0.9 and standard deviation…

Q: na large clinical trial, 397,626 children were randomly assigned to two groups. The treatment group…

A:

Q: The length of a particular animal's pregnancies are approximately normally distributed with mean of…

A: The length of a particular animal's pregnancies are approximately normally distributed with mean of…

Q: Suppose the scores of students on an exam are normally distributed with a mean of 337 and a standard…

A: Let X be the random variable from normal distribution with mean (μ) = 337 and standard deviation (σ)…

Q: Suppose the rate of misprints in the printed text from a given publisher is three misprints per one…

A: The question is about discrete probability distribution.Introduction :1 ) Let, X be discrete random…

Q: The lengths of a particular animal's pregnancies are approximately normally distributed with mean of…

A:

Q: The length of human pregnancies from conception to birth approximates a normal distribution with a…

A: From the provided information, Mean (µ) = 268 Standard deviation (σ) = 17

Q: The length of time to complete a standard achievement test possesses a mean of 58 minutes, with a…

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

Q: During 1 week, an overnight delivery company found that the weights of its parcels were normally…

A: A normal distribution is called a standard distribution if; 1. 68% of the values of the random…

Q: A study of pregnant women found that the length of pregnancies is normally distributed with a mean…

A: Solution: Let X be the length of pregnancies. From the given information, X follows normal…

Q: The length of time for women’s high school volleyball games is normally distributed with a mean of…

A: Given Data Population Mean,μ = 53.0 Population Standard Deviation,σ = 6.0

Q: The time it takes for a grade 11 students to complete a physical test is normally distributed with a…

A: X=the time for Grade 11 students to complete a physical fitness test  Given that X follows a normal…

Q: A student will spend 15 hours average each week in class. If the standard deviation is 2 hours, what…

A: Given that mean=15 and standard deviation = 2 Let, X= number of hours spent by a student in the…

Q: The scores of a standarlized test form a normal distribution with a mean of 300 and standard…

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: What is the greatest amount of time that a newborn can sleep and still be in the bottom 75% of…

A: Let , X→N(μ=15.5 , σ=1.6) Our aim is to find the greatest amount of time that a newborn can sleep…

Q: hs of a particular animal's pregnancies are approximately normally distributed, with mean = 251 days…

A: Consider X be the random variable representing the time span of pregnancies.   X follows normal…

Q: At one college, GPA’s are normally distributed with a mean of 3 and a standard deviation of 0.6.…

A: Given Information:  Mean (u) = 3  Standard Deviation (s) = 0.6

Q: The scores on a standardized test are normally distributed with a mean of 80 and standard deviation…

A:

Q: Suppose the scores of students on an exam are normally distributed with a mean of 558 and a standard…

A:

Q: The times taken for a certain biological reaction to take place follow Normal distribution with mean…

A: Given data, Mean=46 sd=5 P(X>52)=?

Q: A division-wide aptitude test was conducted on 10 000 pupils. the mean of the test is 58 and…

A: Given, A division-wide aptitude test was conducted on N=10 000 pupils. The test, The scores also…