A blood pressure test was given to 450 women ages 20 to 36. It showed that their mean systolic blood pressure was 118.9 mm Hg, with a standard deviation of 12.0 mm Hg. (a) Determine the z-score, to the nearest hundredth, for a woman who had a systolic blood pressure reading of 114.8 mm Hg. (b) The z-score for one woman was 2.19. What was her systolic blood pressure reading? (Round your answer to one decimal place.) mm Hg

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

A:

Q: standard deviation is s = 13.6 beats per minute. a. What is the difference between the pulse rate of…

A: HERE GIVEN  Mean=X¯=77 Beats S=13.6 Beats

Q: Heather, who turns eighty years old this year, has just learned about blood pressure prob and is…

A: The question is about Chebyshev's inequality.Introduction :Chebyshev's inequality theorem :At least…

Q: a. What is the z-score for a blood pressure reading of 140? z = 1.19 (Round to two decimal places as…

A: It is given that Mean = 121Standard deviation = 16Note: According to Bartleby expert guidelines, we…

Q: A basketball player has a scoring average of 0.325 each week of the season, with a standard…

A: Given: μ=0.325σ=0.065

Q: the score of ryan in English is 1 unit standard deviation above the mean. His score in Mathematics…

A: Given information Z score=1 for English Z score=0.5 for Mathematics

Q: The mean score on a driving exam for a group of driver's education students is 68 points, with a…

A:

Q: The scores on a mathematics exam have a mean of 71and a standard deviation of 8. Find the x-value…

A: Let X denote the scores on a mathematics exam and it follows normal distribution with mean of…

Q: A psychologist finds that the intelligence quotients of a group of patients are normally…

A: According to the provided information,

Q: If two coins are tossed, what is the probability obtaining atleast one tail?

A:

Q: On a recent quiz, the class mean was 76 with a stanbard deviation of 3.1. Calculate the z score (to…

A:

Q: Check our blood pressure: In a recent study, the Centers for Disease Control and prevention reported…

A: Given: The mean diastolic blood pressure of adult women in the United states is μ=80.4. The standard…

Q: Blood pressure is distributed Normally, with a mean of 85 mm and a standard deviation of 20 mm.…

A:

Q: At a local hospital, the patients' systolic blood pressures are normally distributed with a mean (u)…

A: GivenMean(μ)=112.4standard deviation(σ)=16.6z-score for systolic blood pressure=2.27

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

A: Solution:  Let X be the scores on psychology examination are normally distributed with mean of μ= 70…

Q: the z score for the tallest man is z = ad to two decimal places.) and the z score for the shortest…

A: From the provided information, Mean (µ) = 173.15 cm Standard deviation (σ) = 7.57cm

Q: The weight of newborn babies is normally distributed, with a mean of 3.7 kilograms and a standard…

A: GivenThe weight of new born babies are normally distributed.The mean =3.7 KgThe standard deviation…

Q: of driver's education students is 68 points, with a standard deviation of 4 points. Apply…

A: Given

Q: The standard deviation of pulse rates of adult males is  less 11 bpm. For a random sample of  128…

A:

Q: Refer to the accompanying table, which describes results from groups of 8 births from 8 different…

A: Solution-: Given probability distribution: Let, X=The number of girls among 8 children X P(X)…

Q: A World Health Organization study of health in various countries reported that in Canada, systolic…

A:

Q: An examination was given to 50 students of a college A and to 60 students at College B. At A, the…

A: From the provided information,

Q: The monthly incomes of 16 students were analyzed and their average was 1000 TL and the standard…

A: Given data,μ=1000σ=200n=16z=2.7x=?

Q: On a recent calculus exam, a class mean was 75 with a standard deviation of 3.4. Calculate the…

A: From the provided information, Mean (µ) = 75 Standard deviation (σ) = 3.4 Let X be a random variable…

Q: Cholesterol levels are normally distributed. For people between the ages of 18 and 24 the mean is…

A: given data  normal distribution μ = 178.1σ = 40.7we have to find percentage of cholesterol between…

Q: The average score on a quiz is 4 with a standard deviation of 0.385. What is the z-score for someone…

A: Given data,   μ=4σ=0.385If x=4.5z=?

Q: The population mean of happiness is 5.382, with a standard deviation of 1.138. Linda has a z score…

A: We have given that,  Let X be a random variable following normal distribution with mean (Mu) = 5.382…

Q: Consider again the birth weights of newborn babies, where the mean weight is 3290 grams and the…

A: From the provided information,Mean (µ) = 3290Standard deviation (σ) = 520X~N (3290, 520)

Q: A group of students take a exam and the adverage was m = 90 and the standard deviation was 7.8.…

A: Standard normal distribution: The standard normal distribution is a special case of normal…

Q: Blood pressure is distributed Normally, with a mean of 85 mm and a standard deviation of 20 mm.…

A: The objective of this question is to find the fraction of the population that has a blood pressure…

Q: In a survey, the mean weight of 1005 rats was calculated to be 132 gr. The standard deviation of the…

A:

Q: Adult women in the U.S. have a mean height of 64.3", with a standard deviation of 2.58 inches.…

A:

Q: z-scores. Comparing z-scores, which test did she do better on

A:

Q: Based on data from a​ college, scores on a certain test are normally distributed with a mean of 1545…

A: Given,Mean(μ)=1545Standard deviation (σ)=318

Q: The mean score on a driving exam for a group of driver's education students is 76 points, with a…

A:

Q: A blood pressure test was given to 450 women ages 20 to 36. It showed that their mean systolic blood…

A: Given  that,             Mean, x¯=119.2 mm Hg            Standard Deviation, s=12.1 mm Hg a) To…