Use the Central Limit Theorem to find the probability of the indicated event, assuming that the distribution of the population data is unknown. The average wait time before a patient is seen by a doctor at a particular walk-in clinic on Saturdays is 69 minutes, with a standard deviation of 33 minutes. What is the probability that the average wait time for a group of 90 patients on a particular Saturday is over 75 minutes?

Q: Suppose that in a certain Senior High School the average height of male students is 155.9 cm with…

A: GivenMean(μ)=155.9standard deviation(σ)=20.4sample size(n)=40

Q: The average age of accountants is 53 years, with a standard deviation of 5 years. If an accounting…

A: We have to find probability..

Q: he distribution of heights of adult males has a mean of 69 inches and a standard deviation of 4…

A: Solution-: Let, X= The distribution of heights of adult males Given: (inches) We find, P[ he…

Q: What is the probability that a random sample of 16 people will exceed the weight limit?

A:

Q: The average height of a certain age group of people is 53 inches. The standard deviation is 4…

A: Let "X" be the height of a certain age group of people in inches.

Q: The average height of a certain age group of people is 53 inches. The standard deviation is 4…

A: Let X be the random variable from normal distribution with mean or average (μ) = 53 and standard…

Q: The average life span of TV sets manufactured by Company X is 10.5 years. The standard deviation is…

A:

Q: Suppose the life spans of a particular brand of car battery are normally distributed with a mean of…

A: Given that  Mean=44.7 P(X>53.7)=0.26

Q: The population average annual salary for high school teachers in Alhambra is $61,244. A random…

A:

Q: The probability a child is born with Down Syndrome when the birth mother is 40 years old is 0.01.…

A: The relative frequency of a particular class or observation can be obtained by dividing the…

Q: The distribution of the weight of a particular breed of dogs is approximately normally distributed…

A: Given information Mean µ = 42.8 pounds Standard deviation σ = 2.8 pounds

Q: Suppose the life spans of a particular brand of car battery are normally distributed with a mean of…

A: We have given that  Mean=45.3

Q: A researcher showed the mean of weights of college football players to be 200 pounds with a standard…

A:

Q: the weights of 8000 men follows a normal distribution with mean 67 kg. and the standard deviation 10…

A: We want to find probability for given data

Q: The time between arrivals of vehicles at particular intersection follows an exponential probability…

A:

Q: Assume that the salaries of elementary school teachers are normally distributed with a mean $35,000…

A:

Q: The population mean is 20 inches and population standard deviation is 4 inches. A random sample of…

A: mean = 20 s =4

Q: Suppose the probability a patient will recover from a disease following medication is 0.7. In a…

A: Given : the probability a patient will recover from a disease following medication is 0.7.  In a…

Q: Suppose you have a population of adult male basketball players and you know their mean height is 190…

A: For given data , Mean : μ=190cm standard deviation : σ=7.2 cm X=height of  adult male basketball…

Q: The average height of a certain age group of people is 53 inches. The standard deviation is 4…

A: Solution-: Given: μ=53inches,σ=4inches We find, P(a selected individual's height will be greater…

Q: The average age of accountants is 43 years, with a standard deviation of 5 years. If an accounting…

A: From the given information,   Mean = 43 Standard deviation = 5 Sample size = 30

Q: find the probability that the average weight of a student from the drawn sample will be less than 70…

A:

Q: The body temperatures of all mosquitoes in a county have a mean of 57∘F and a standard deviation of…

A:

Q: Suppose that the average number of accidents occurring weekly on a par- ticular stretch of a highway…

A:

Q: Suppose that we pick at random a value from a dataset whose probability distribution is normal…

A: The random variable X is bell shaped normally distributed random variable. The X follows normal…

Q: The amount of time people spend at the gym follows a uniform distribution from 45 to 90 minutes.…

A: From the provided information, The amount of time people spend at the gym is uniformly distributed…

Q: From 1985 to 2006, the average height of an NBA player was 6 foot 7 (79 inches). Suppose the…

A:

Q: The maternity ward at a certain hospital in a certain country in Africa is one of the busiest in the…

A: Givenon average of 60 births per dayfor one hour=6024=2.5Let x be the number of births in an…

Q: time taken to complete an order on eBay follows a uniform distribution between 50 to 250 seconds.…

A:

Q: A government sample survey plans to measure the total cholesterol level of an SRS of men aged 20-34.…

A: Note: As it is not logical that “the probability that x falls within + or -2 milligrams per…

Q: Suppose the temperature during the month of June is normally distributed with mean 68 degrees…

A: Answer: - Suppose the temperature during the month of June is normally distributed with…

Q: A professor knows that her statistics students' final exam scores have a mean of 79 and a standard…

A:

Q: The Average height of a certain age group of people is 53 inches. The standard deviation is 4…

A: From the given information,   Mean = 53 Standard deviation = 4

Q: The average age of managers is 40 years. Assume the variable is normally distributed. If the…

A: Given data,μ=40σ=5P(35<X<46)=?

Q: The NJ Department of Health has reported the average life span of NJ residents is 81 years. If the…

A: Let "X" be the average life span of NJ residents

Q: Suppose that a sample of 15 randomly chosen people were put on a special weight loss diet.  The…

A: