Cranberry syrup is packaged using two production lines. A sample of 5 packs from the first line has a mean of 1.2 quarts with a standard deviation of O.02 quarts. A sample of 6 packs from the second line has a mean of 1.15 quarts with a standard deviation of O.01 quarts. What is the value of the test statistic? *

Q: The average American consumes 8.7 liters of alcohol per year. Does the average college student…

A: Given: The average American consumes 8.7 liters (μ0) of alcohol per year. Let n denote the number of…

Q: Find the proportion of customers who use ATMs less than times 55. Use four decimal places for your…

A: It is given that  From first data: Mean, μ = 40 Standard deviation, σ = 11.3   From second data:…

Q: A national grocery store chain wants to test the difference in the average weight of turkeys sold in…

A: Given data: Significance level = 0.01 Claim : at 1% level of significance to determine whether there…

Q: A mandatory competency test for high school sophomores has a normal distribution with a mean of 400…

A: Given data Mean = 400 Standard deviation = 100 To find the top 3%, we need to find the z-value…

Q: An insurance company wants to know if the average speed at which men drive cars is greater than that…

A:

Q: The waist girth of 2,500 employees in a large company follows the normal distribution with mean of…

A:

Q: The port of South Louisiana, located along 54 miles of the Mississippi River between New Orleans and…

A: We have to find given probability for Normal distribution.....

Q: The average one-way airfare from Pittsburgh to Washington D.C. is $236 . A random sample of 20…

A: Sample size(n)=20 x=$218=$218 sample standard deviation=$43 significance level(α)=0.05

Q: An insurance company wants to know if the average speed at which men drive cars is greater than that…

A:

Q: For a study conducted by the research department of a pharmaceutical company, 225 randomly selected…

A: It was stated that a study was conducted on a pharmaceutical company by the research department. A…

Q: The average standard deviation of the waiting time for a single queue is 4.7 minutes. The average…

A: The hypotheses for the test are given below: Null hypothesis: H0: σ=4.67. Alternative hypothesis:…

Q: For a study conducted by the research department of a pharmaceutical company, 245 randomly selected…

A: Data given n1=245 , sample mean x̄1= 17.8 and s1= 4.3 n2=225, sample mean x̄2=18.2 amd s2= 3.60

Q: According to the Institute of Medicine, the tolerable upper level of sodium intake for adults and…

A: Solution :  Given : μ = 2300 mg             n = 14             x¯ = 2310              s = 38 mg…

Q: the Champlain College pretends that average rent in Lennoxville for a 2 bedrooms apartment is $500.…

A: H0 : ? =500 H1 : ? ≠500 Population mean = ? = 500 Sample S.D = s =10 Sample size = n =41…

Q: Suppose the average golfer drives the ball around 225.55 yards with a standard deviation of 8.82.…

A: Assume that the random variable x denotes the distance of balls drove by the golfer.

Q: The SAT scores of all freshmen accepted at State University are normally distributed, with a mean of…

A: Let X be the random variable of SAT scores of all freshman. Given Data: E(X)=1050 SD(X)=120 X~…

Q: cular leg bone for dinosaur fossils has a mean length of 60 inches with standard deviation of 2…

A: Consider a random variable X which represents the length of the particular leg  bone for dinosaur…

Q: calculate that the mean age of students, where 30 is the mean and standard deviation is 6. Between…

A:

Q: For a study conducted by the research department of a pharmaceutical company, 205 randomly selected…

A: Given Sample size n1=205, sample mean x̄1=17.6, s1=sample standard deviations=5.3,  n2=sample size…

Q: The manager of a computer help desk operation in Moncton has collected enough data to conclude that…

A: We have given that,  Let X be the random variable from normal distribution with mean call time μ,…

Q: quick survey of peanut butter prices had standard deviation and mean of $0.26 and $3.68,…

A:

Q: The average farm size in the United States is 444 acres. A random sample of 40 farms in Oregon…

A: Given :  μ = 444 σ = 52 x¯ = 430 n = 40 α = 0.05 Hypothesis : H0 : μ = 444 H1 : μ ≠ 444

Q: The number of pizzas consumed per month by university students is normally distributed with a mean…

A: Let X be the number of pizzas consumed per month follows normal distribution with mean 10 and…

Q: What is the probability that the amount of collagen is greater than 74 grams per mililiter? swer: O…

A: Let X denote the amount of collagen. Given that X follows N(mean = 76, SD = 8), then Z = (X -…

Q: The waist girth of 2,500 employees in a large company follows the normal distribution with mean of…

A:

Q: It has been reported that the mean score for a student who takes the certain test is 80 with the…

A: Given mean = 80 standard deviation, σ = 9 sample size, n = 100

Q: A recent study compared the time spent together by single- and dual-earner couples. According to the…

A: State the hypotheses. That is, there is no evidence to conclude that the single-earner couples on…

Q: An insurance company wants to know if the average speed at which men drive cars is greater than that…

A:

Q: The mean cost of a new Sport Utility Vehicle (SUV) has been found to be $42,500 with a standard…

A:

Q: Lydia Hayward is an external research consultant hired by FirstCard, a major credit card company, to…

A: Given information:Denote the population mean total credit card balance for adults 25 to 34 with a…

Q: For a study conducted by the research department of a pharmaceutical company, 245 randomly selected…

A: Given  n1=245, x̄1=17.8, s1=4.3  n2=225, x̄2=18.2, s2=3.6

Q: The mean weight of a sample of chocolate bars from a particular chocolate factory is 8 ounces with a…

A: Let X represent the random variable   Mean=8 SD=0.1   X~ Normal (8, 0.12)

Q: A banker finds that the number of times people use automated-teller machines (ATMs) in a year are…

A: The mean is 40 and the standard deviation is 11.

Q: A recent study compared the time spent together by single- and dual-earner couples. According to the…

A: Given, n1 = 15, n2 = 12 -x1 = 61, -x2 = 48.4 s1 = 15.5, s2 = 18.1 Level of significance, α = 0.01

Q: The mean height of an average United States female is 65 inches with a standard deviation of 3.5…

A: The probability that a American women is more than 5 feet 9 inches is obtained below:Let X follows a…

Q: The high school athletic director is asked if football players are doing as well academically as the…

A: Given : population mean , u = 3.10  population standard deviation, σ = 0.54

Q: the United States? When a simple random sample of 400 families is taken in Washington, the mean…

A: Given Data : For Sample 1 x̄1 = 46211 s1 = 12214 n1 = 400 For Sample 2 x̄2 =…

Q: The admission committee of AUCA enrolls 60% of those who took the exam. If the scores follow a…

A:

Q: The heights of adult men in America are normally distributed, with a mean of 69.3 inches and…

A: Given, Men: μ=69.3σ=2.63 Women: μ=64.3σ=2.54

Q: What can be concluded at the the αα = 0.10 level of significance?

A: Given that  The average American consumes 86 liters of alcohol per year Population mean (μ) = 86…

Q: An electrical contractor has concluded that the average home uses at least 500 yards of electrical…

A:

Q: The combined math and verbal scores for students taking a national standardized examination for…

A:

Q: The admission committee of AUCA enrolls 39% of those who took the exam. If the scores follow a…

A:

Q: In order to qualify for police academy training, recruits are given a test of stress tolerance. The…

A: From a given information, Mean = 250 Standard deviation = 18

Q: The Army reports that the distribution of head circumferences among male soldiers is approximately…

A:

Q: The admission committee of AUCA passes 33% of those who took the exam. If the scores follow a normal…

A:

Q: An insurance company wants to know if the average speed at which men drive cars is greater than that…

A: Givenn1=27Mean(x1)=72s1=2.2n2=18x2=68s2=2.5α=1%

Q: According to the American Freshman, the number of hours that college freshmen spend studying each…

A:

Q: A survey found that women's heights are normally distributed with a mean of 62.7 inches and a…

A: Given: Let X denotes heights of women then  μx=62.7  &  σx=3.7   and let Y denotes heights of…

Q: A survey in San Diego was given and found that the mean commute time in 2014 was 26.5 minutes. A…

A: