A test involving 320 male ages 20 to 24 is found in the blood cholesterol levels had a mean of 181 MG/DL and a standard deviation of 44.6 MG/DL . a -determined the z  score to the nearest hundred for one of the man who had a blood cholesterol level of 216 MG/DL z216

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

A:

Q: Suppose babies born after a gestation period of 32 to 35 weeks have a mean weight of 2600 grams and…

A: The z score indicates how many standard deviations that data points away from the mean. It can be…

Q: Suppose babies born after a gestation period of 32 to 35 weeks have a mean weight of 2700 grams and…

A: Given For period (32to35) Mean =2700, standard deviation =600 For period (after 40 weeks) Mean…

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: The systolic blood pressure of 19-year-old women is normally distributed with a mean of 120 mmHg and…

A: According to the empirical rule,

Q: When Lin drives a golf ball, it travels a mean distance of 200 yards with a standard deviation of 20…

A: Dear Student,  As per the guideline, I can solve only the first question. Kindly repost the other…

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

A: (a) Let X denote the  heights of adult men in America and it follows normal distribution with a mean…

Q: The number of minutes spent reading in one day is normally distributed with a mean of μ = 23 and a…

A: The normal distribution:A continuous random variable X is said to follow normal distribution if the…

Q: A sample of 3000 persons were surveyed for their weight in pounds, the mean weight is 135 lbs with a…

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

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

A: According to the provided information,

Q: A livestock company reports that the mean weight of a group of young steers is 1097 pounds with a…

A:

Q: Among 157 African-American men, the mean systolic blood pressure was 146 mm Hg with a standard…

A: From the provided information, Sample size (n) = 157 Sample mean (x̅) = 146 mm Sample standard…

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: 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 random sample of 70 tires showed that the mean mileage per tire was 41,200 mi, with a standard…

A:

Q: A particular leg bone for dinosaur fossils has a mean length of 5 feet with a standard deviation of…

A: Given, A particular leg bone for dinosaur fossils has a mean length of 5 feet with a standard…

Q: Suppose babies born after a gestation period of 32 to 35 weeks have a mean weight of 3000 grams and…

A: According to the given information, we have Mean (32 to 35 weeks)= 3000 grams Standard deviation (32…

Q: Suppose babies born after a gestation period of 32 to 35 weeks have a mean weight of 2500 grams and…

A:

Q: Suppose babies born after a gestation period of 32 to 35 weeks have a mean weight of 2700 grams and…

A: Obtain the Z-score for the 32-week gestation period baby weighs 2550 grams.   The Z-score for the…

Q: in city, the average 20- to 29-year old man is 69.4 inches tall, with a standard deviation of 3.0…

A: Let X be hight of Man from normal distribution with mean (μ) = 69.4, standard deviation (σ) = 3.0…

Q: hundredth, for a tire that provided 46,900 mi of wear. z46,900 =  (b) The z-score for one tire was…

A: It is given that Mean = 41100 Standard deviation SD = 4700

Q: Determine which score corresponds to the higher relative position by calculating the z- score for…

A: Calculating The standard normal variate i.e. z-score for 82 marks with mean =70 and standard…

Q: Adult men have heights with a mean of 69.0 inches and a standard deviation of 2.8 inches. Find the…

A: μ=69,  σ=2.8  &  x=79.5

Q: Suppose babies born after a gestation period of 32 to 35 weeks have a mean weight of 3000 grams and…

A: Consider a random variable X which represents the weight of babies born after gestation period of 32…

Q: A recent study found that 61 children who watched a commercial for potato chips featuring a…

A: We have to calculate the p value for the hypothesis test for the difference in the means.

Q: A livestock company reports that the mean weight of a group of young steers is 1150 pounds with a…

A: μ=1150σ=87  =P1050<x<1250

Q: Assume that the mean height of women in the United States is 64.5 inches, with a standard deviation…

A: GivenMean(μ)=64.5standard deviation(σ)=2.5woman height(x)=63

Q: The score on a test have a mean of 100 and standard deviation of 15. If a personnel manager wishes…

A: From the given information we find the cut off score.

Q: Suppose babies born after a gestation period of 32 to 35 weeks have a mean weight of 2900 grams and…

A: Part 1: For a 32 - 35 weeks gestation period baby,  μ = 2900,  σ= 435  &  x¯ = 2700  z-score for…

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: Suppose babies born after a gestation period of 32 to 35 weeks have a mean weight of 2500 grams and…

A:

Q: A livestock company reports that the mean weight of a group of young steers is 1180 pounds with a…

A: GivenMean(μ)=1180standard deviation(σ)=90

Q: Books in the library are found to have an average length of 350 pages with a standard deviation of…

A: Given that, Books in the library are found to have an average length of 350 pages with a standard…

Q: The average raintall, recorded to the nearest hundredth of a centimeter, in New York City, for the…

A: (1) Let X be the random variable from normal distribution with mean (μ) = 9.22 and standard…

Q: A test involving 320 men ages 20 to 24 found that their blood cholesterol levels had a mean of 190…

A:

Q: Suppose babies born after a gestation period of 32 to 35 weeks have a mean weight of 3000 grams and…

A: The formula for z score is given by, z score = score - meanstandard deviation in week 35 the mean of…

Q: A manufacturer of bolts has a​ quality-control policy that requires it to destroy any bolts that are…

A: Given information- Mean, x-bar = 9 cm Standard deviation, σ = 0.05 cm We have given that a…

Q: The number of text messages that teenagers send per month is normally distributed with a mean of…

A: We have given that  X~N(mu,sigma ^2) mu=3400,sigma =450 and X=4415 Z-socre =(X-mu)/sigma

Q: The average weight of a group of students is 68 kg with a standard deviation of 8 kg. If the z-score…

A: Givenmean(μ)=68standard deviation(σ)=8z-score=0.5

Q: find the corresponding​ z-scores. Which baby weighs less relative to the gestation​ period?

A: Given: The mean weight and standard deviation of babies born after gestation period of 32-35 weeks…

Q: Suppose babies born after a gestation period of 32 to 35 weeks have a mean weight of 2700 grams and…

A: Let, X = babies born after a gestation period of 32 to 35 weeks Y = babies born after a gestation…

Q: A test involving 340 men ages 20 to 24 found that their blood cholesterol levels had a mean of 188…

A:

Q: The height of adult men in the United States is normally distributed with a mean of 70 inches and a…

A: Let X denote the  height of adult men in the United States is normally distributed with a mean of…

Q: Suppose babies born after a gestation period of 32 to 35 weeks have a mean weight of 2600 grams and…

A: Given Mean for 32 to 35 week Mean =2600 Standard deviation=600 Mean for 40 week  Mean =2900 Standard…

Q: The mean cost of domestic airfares in the United States rose to an all-time high of $385 per ticket.…

A: It is given that cost of domestic affairs follows normal distribution with mean $385 and standard…

Q: Assume that the mean height of men in the United States is 70 inches, with a standard deviation of 3…

A:

Q: (a) Determine the z-score, to the nearest hundredth, for one of the men who had a blood cholesterol…

A: (a) The mean is 182 and standard deviation is 44.5. The z-score for one of the men who had a blood…

Q: Suppose babies born after a gestation period of 32 to 35 weeks have a mean weight of 2900 grams and…

A:

Q: The cholesterol levels of a group of young women at a university are normally distributed, with mean…

A:

Q: A random sample of 1000 oranges showed that the mean amount of juice per orange was 5.9 fluid…

A: A Z-score is a numerical measurement that describes a value's relationship to the mean of a group of…