Which of these two men had the height that was more​ extreme

Q: After entering the test scores from her Statistics class of 25 students, the instructor calculated…

A: IQR is obtained as the difference between the third and first quartiles.

Q: One year Thomas had the lowest ERA (earned-run average, mean number of runs yielded per nine innings…

A:

Q: The heights of adult men in America are normally distributed, with a mean of 69.2 inches and a…

A:

Q: A test involving 350 men ages 20 to 24 found that their blood cholesterol levels had a mean of 188…

A: X follows a Normal distribution with mean = 188 and S.D = 44.4 Then z=(x-mean)/SD = (x-188)/44.4…

Q: According to the researchers, the human experiment for salt is 220 mg per day which surpassed in…

A: Solution: Let X be the sodium content. From the given information, x-bar = 244 mg, S=24.5 mg and…

Q: If a man is 6 feet 3 inches tall, what is his z-score (to two decimal places)? z =  b) If a woman…

A: ANSWER:-  We have given that, Height of adult men is normally distributed, with a  μ=69.7 and σ=2.63…

Q: Raul received a score of 77 on a history test for which the class mean was 70 with a standard…

A: for history test:mean(μh)=70standard deviation(σh)=4and xh=77For biology test:mean(μb)=70standard…

Q: Use z scores to compare the given values. The tallest living man at one time had a height of 242 cm.…

A: Thus, the standard z-score for the tallest man is 10.51.

Q: If the scores on a test have a mean of 26 and a standard deviation of 4, what is the z score for a…

A: We want to Z-score

Q: Suppose that the scores on a reading ability test are normally distributed with a mean of  60  and…

A:

Q: Use z scores to compare the given values.   The tallest living man at one time had a height of 221…

A:

Q: Suppose you are told that a computer programmer in Portugal who makes $809.40 has a z-score of -0.50…

A: Solution: It is given that a computer programmer in Portugal who makes $809.40 has a z-score of…

Q: Female black bears are called sows and weigh on average 175 pounds the average height of a female…

A: Let X denote the height of a female black bear in inches.  We are given μx=69.0 & σx=2.8…

Q: John got 83 on a test, with a standard deviation of 10.73 and the class mean was 77.1. Paul got 88…

A: From the provided information, John got (X) 83 on a test with a standard deviation (σ) of 10.73 and…

Q: Use z scores to compare the given values. The tallest living man at one time had a height of 233 cm.…

A:

Q: Nina and Amy began arguing about who did better on their tests, but they couldn't decide who did…

A: Given: All the student’s test grades in the English All the student’s test grades in the Society…

Q: In 2019, the amount of money that motorists spent on gas had a normal distribution with a mean of…

A: Given Information Number of persons sampled (n) = 2400 Mean (µ) = 900 Standard deviation(σ) = 100…

Q: A livestock company reports that the mean weight of a group of young steers is 1300 pounds with a…

A: It is an important part of statistics. It is widely used.

Q: Ava scored a 92 on a test with a mean of 71 and a standard deviation of 15. Charlotte had a score of…

A: Given : For score 92  Test value, x = 92 population mean, μ = 71…

Q: the length of a certain species of fish were found to be normally distributed. the mean length is 72…

A: Any assumption about the parameter or probability function is called a hypothesis. Given data are…

Q: Find their respective​ z-scores. Which player had the better year relative to their​ peers, Hank or…

A: Given For males, μ=4.296σ=0.907 For females μ=3.764σ=0.866

Q: Out of a class of 25 students, 24 took an exam in class and got a mean of 74 points and a standard…

A: Given: Total number of students, n = 25            Number of students who gave the test, n' = 24…

Q: The principal decided that the top 30% of the class with the highest grades in statistics will be…

A:

Q: The mean grade for chemistry exam was 76% with a standard deviation of 6%.the mean grade for…

A:

Q: The mean grade for a chemistry exam was 76% with a standard deviation of 6%. The mean grade for a…

A: The mean grade for a chemistry exam was 76% with a standard deviation of 6%. μ=76σ=6 The mean grade…

Q: The scores for a standardized reading test are found to be normally distributed with a mean of 300…

A: Given : mean = μ = 300 standard deviation = σ = 40 sample size = n = 490

Q: A study at the University of Colorado at Boulder shows that running increases the percent resting…

A:

Q: Taylor and Meredith began arguing about who did better on their tests, but they couldn't decide who…

A: A z-score is the standard score that determines how much the data point deviates from the population…

Q: a) Calculate the z-score for Lucas's test grade. z=z= b) Calculate the z-score for Alex's test…

A:

Q: On a Physicians Licensure Exam with a population mean of 83 and standard deviation of 8. Jenny…

A: It is given that Mean = 83, Standard deviation 8

Q: The mean height of a population of men is 70.8 inches and the standard deviation is 3.2 inches. What…

A:

Q: The scores on a university examination are normally distributed with a mean of 70 and a standard…

A: The scores of a university are normally distributed with mean 70 and s standard deviation 10.Given…

Q: For a group of 100 candidates the mean and standard deviation of their marks were found to be 60 and…

A: 1] n=100 2] X¯=603] Standrd deviation σ=154] σ2=225

Q: What percent of the students received a score below 64, if the mean grade on a test was 70 and the…

A:

Q: The Jackson triplets , Jenny , John and James , are in different algebra classes at city high . On…

A: The information about the final exams of Jackson triplets is provided as follows:   Xi μi σi…

Q: One year Perry had the lowest ERA (earned-run average, mean number of runs yielded per nine innings…

A: Given: For males, the mean ERA μ is 3.771 and standard deviation σ is 0.861. The mean ERA of Perry…

Q: A test involving 310 men ages 20 to 24 found that their blood cholesterol levels had a mean of 180…

A: Step:-1 z=x-xσ Here, z= standard score, x= observed value, x = mean value, σ= standard deviation…

Q: If Sarah scored 78 on her history test which had a mean of 70 and a standard deviation of 3 and she…

A:

Q: A student obtained the mean and standard deviation of 100 observations as 40 and 5 respectively. It…

A:

Q: The local police force gives all applicants an entrance exam and accepts only those applicants who…

A: The score that corresponds to the top 15% is, The Z-score that corresponds to the area 0.85 is…

Q: . To the nearest tenth, what is the minimum score needed to make an A?   b. To the nearest tenth,…

A: Here Given Grades of students Normally distributed with Mean =84 SD=6

Q: A cardiologist wishes to determine which of the two drugs A or B is more effective in lowering…

A: As Prof. N. G. Das defined, "Null Hypothesis: A hypothesis which is tested for plausible rejection…

Q: My Physics professor announced that top 18% will get A in the class.               Class mean is 72,…

A: Let X= score of a student  Given that X follows a normal distribution with mean=72 and standard…

Q: If the mean is 8.35, and the standard deviation is 2.5, what will be the answer to this? How many…

A:

Q: Use z scores to compare the given values.   The tallest living man at one time had a height of…

A: From the provided information, Mean (µ) = 174.87 cm Standard deviation (σ) = 7.57 cm

Q: A Physics test has a mean of 150 and a standard deviation of 12.  A Geography test has a mean of 46…

A: Solution: Let X be the physics test and Y be the geography test. From the given information, X has…

Q: If your score on your next statistics test is converted to a z-score, which of these 2- scores would…

A: Given: Z-scores: -2, -1, 0, 1, 2. The height converts to the z score is=4.07

Q: on the test was 450 and the standard deviation was 50.  If the board wants to set the passing scores…

A: According to the sum, the board of examiners that administers the real estate broker’s examination…

Q: A doctor noted the Systolic Blood Pressure (SBP) of a random sample of 10 patients admitted to his…

A: Introduction: The mean of a sample of n observations is given by the formula: The variance of a…

Q: The mean grade of Adrian in the final examination in mathematics was 85 and the standard deviation…

A: For mathematics :mean(μ)=85standard deviation(σ)=7For sciencemean(μ)=89standard deviation(σ)=13