A normal distribution has a mean of 33 and a standard deviation of 6. Find the probability that a randomly selected x-value from the distribution is in the given interval 9 9 15 21 27 15 21 27 33 X % X 39 33 39 45 51 57 45 51 57

Q: A study was done on body temperatures of men and women. The results are shown in the table. Assume…

A: Given information- 1- Denotes men body temperature. 2 – Denotes Women body temperature. We have to…

Q: nd mean and standard deviation if n and p are 10 and 0.2 respectively.

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Q: A researcher wants to know if the mean times (in minutes) that people watch their favorite news…

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

Q: Assume that adults have IQ scores that are normally distributed with a mean of μ = 100 and standard…

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Q: Assume that adults have IQ scores that are normally distributed with a mean of 101.2 and a standard…

A: Given that adults have IQ scores that are normally distributed with, Mean = 101.2 Standard deviation…

Q: Let x be a random variable representing the length of trout in a lake.  A friend claims that the…

A: We have given that,  Sample mean length (x̄) = 19.4 and sample standard deviation (s) = 3.8 and…

Q: The amount of coffee in a can has a mean of 350g. The standard deviation is 5g. Use the normal…

A: From the graph we see that between 345 and 355 the probabilities are 0.34 and 0.34 To find the…

Q: length of a cutthroat trout in Pyramid lake. A friend claims that the average length of trout caught…

A: As given, Let x be a random variable representing the length of a cutthroat trout in Pyramid lake.…

Q: A researcher wants to know if the mean times (in minutes) that people watch their favorite news…

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

Q: Let x be a ramdom variable that represents the IQ score of an adult . Then x has a normal…

A: The z-score denotes how many standard deviations an individual score is away from the population…

Q: Assume that a randomly selected subject is given a bone density test. Bone density test scores are…

A:

Q: A large number of applicants for admission to graduate studies in business are given an aptitude…

A: The objective of this question is to find the score that the top 2.5% of applicants would have at…

Q: Assume that a randomly selected subject is given a bone density test. Bone density test scores are…

A:

Q: The daily sales at a convenience store produce a normal distribution with a mean of $2,271 and a…

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Q: The length of time it takes to find a parking space at 8am follows a normal distribution with a mean…

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Q: Select the incorrect answer. You can assume conditions are met to utilize the z-distribution. Group…

A: Given,Mean, μ = 63Standard deviation, σ = 5Let X be a random variable represents the student's…

Q: The average diameter of sand dollars on a certain island is 5.00 centimeters with a standard…

A: From the provided information,

Q: Assume that thermometer readings are normally distributed with a mean of 0  and standard deviation…

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Q: The average cost per household of owning a brand new car is $5000. Suppose that we randomly selected…

A: Z-score formula : z = (x̄ - μₓ̄ )/σₓ̄

Q: Assume that adults have IQ scores that are normally distributed with a mean of 96 and a standard…

A: GIVEN DATA , normal distribution μ=96σ=18robability that a randomly selected adult has an IQ greater…

Q: Suppose that in a ring toss game at a carnival, players are given 5 attempts to throw the rings over…

A: The probability values are calculated by dividing number of players with the total number of…

Q: A large number of applicants for admission to graduate studies in business are given an aptitude…

A: The objective of the question is to find the score that the top 2.5% of applicants would have at…

Q: Assume that the readings at freezing on a batch of thermometers are normally distributed with a mean…

A: Here, µ=0°C, σ=1.00°C.

Q: The average time a person spends at the Barefoot Landing Seaquarium is 94 minutes. The standard…

A: We have given that.   X~N( μ , ?^2 )   μ=94 , ?=18   Z-score =( x - μ )/?

Q: ssume that a randomly selected subject is given a bone density test. Bone density test scores are…

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Q: The length of time it takes college students to find a parking spot in the library parking lot…

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Q: assume that thermometer readings are normally distributed with a mean of 0 degree celsius and a…

A: Given that, Thermometer readings are normally distributed with Mean = 0 Standard deviation = 1

Q: Suppose the weight of dogs is normally distributed with a mean of 35 pounds and a standard deviation…

A: Given,   Mean = 35 Standard deviation = 5   The objective is to find the probability a dog weighs…

Q: Assume you know the standard deviation of test scores is 10 and that the distribution is normal. You…

A: Given information- Population mean, μ = 20 Population standard deviation, σ = 10 Sample size, n = 16…

Q: Assume that X is a random variable with a normal distribution. if the mean is 17 with a standard…

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Q: normally distributed with a mean of $39,269 and a standard deviation of $2,550. The probability…

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Q: A lawyer commutes daily from his home to his office. The average time for a one-way trip is 24…

A:

Q: A population of students watch an average of 7.13 hours of TV per week with a population standard…

A: It is given that the mean is 7.13 hours and the standard deviation is 3.29 hours.

Q: The amount of time it takes a manager named Leila to complete an employee review is normally…

A: We are given the amount of time it takes for a manager to review an employee, the mean is 46 minutes…

Q: Find the probability that the reading is less than 3.81

A: Let X denote the reading of thermometer. Given that X follows N(mean = 0, SD = 1)

Q: The age of professors at a certain university is normally distributed with an average of 45.0 years…

A: It is given that the mean is 45.0, the standard deviation is 6.0 and the sample size is 16.

Q: A researcher wants to know if the mean times (in minutes) that people watch their favorite news…

A: The question is about ANOVA Given :   To find : a ) p value b ) sketch the dist. c ) alpha,…

Q: Assume that the distribution of an employee selection test is normally distributed with a mean of 82…

A:

Q: Solve the problem. Assume that mountain lions' weights are normally distributed with a mean of 62.6…

A: We have given that,  X be the random variable from normal distribution with mean (μ) = 62.6 ,…

Q: The amount of coffee in a can has a mean of 350g. The standard deviation is 5g. Use the normal…

A:

Q: A large number of applicants for admission to graduate studies in business are given an aptitude…

A: The objective of this question is to find the score that the top 2.5% of applicants would have at…

Q: A normal distribution has a mean of 35 and a standard deviation of 4. Find the probability that a…

A: Given,Mean, μ = 35Standard deviation, σ = 4Using formula (Empirical rule),Empirical rule states…

Q: Assume that adults have IQ scores that are normally distributed with a mean of u = 100 and a…

A: Let X is defined as the adult have IQ scores that are normally distributed with mean of 100 and…