A bottling company produces bottles that hold 10 ounces of liquid. The company gets complaints that their bottles are not holding enough liquid. To test this claim, the bottling company randomly samples 24 bottles and finds the average amount of liquid held by the bottles is 9.8 ounces with a standard deviation of .3 ounce. Calculate the value of the test statistic.

Q: A dpt store has a daily mean sales of $28,372.72. The standard deviation of sales is $2000. On…

A: Given: Daily μ=28372.72σ=2000 On Tuesday x=34885.21

Q: On the Gulf Freeway at 7:00 AM, the average travel time from Beltway 8 to Downtown is 29.5 minutes…

A: From the given information,   Mean = 29.5 Standard deviation = 11.2   The objective is to calculate…

Q: a department store has daily mean sales of $28,372.72. The standard deviation of sales is $2000. On,…

A: The mean and standard deviation of daily sales is : x=$28372.72s=$2000 For Tuesday, the sales were…

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

A: Given data,For Man:μ=69.4σ=3.2Age X=75For Woan:μ=64.5σ=3.8Age X=70

Q: To compare the braking distances for two types of tires, a safety engineer conducts 35 braking tests…

A:

Q: A company make LED light bulbs and claims that they have a life of 20,000 hours. A sample of 16bulbs…

A: From the given information, Sample size (n) = 16 Sample mean (x-bar) =19706 Standard deviation (s) =…

Q: According to a report by the U.S. Fish and Wildlife Service, the mean length of six-year-old rainbow…

A: Given,Mean μ=479Standard deviation=σ=41a)P(X<451)=PX-μσ<451-μσ    =PZ<451-47941…

Q: A tool company claims that the mean number of defective screws they produce per box is 72. The mean…

A:

Q: video game c

A: given, sample size(n) = 1500 sample mean (x̄) = 115 sample stadard deviation (s) = 11

Q: A large candy manufacturer produces, packages and sells packs of candy targeted to weigh 52 grams. A…

A: We have given that  Sample size n=14  Sample variance = 4.2 95 % confidence interval.

Q: The number of chocolate chips in an 18-ounce bag of chocolate chip cookies is approximately normally…

A: Givenmean(μ)=1252standard deviation(σ)=129

Q: According to the Vivino website, the mean price for a bottle of red wine that scores 4.0 or higher…

A: The significance of the mean is for known population mean and unknown population standard deviation…

Q: An employer claims that full time employees have a mean income of $35,000. A sample of 200 employees…

A: From the provided information, The hypotheses can be constructed as: Null hypothesis: H0: µ =…

Q: Calvin, president of the company that makes Cocoa Bombs cereal, claims the weight of a box of Cocoa…

A: Hey there! Thank you for posting the question. Since your question has more than 3 parts, we are…

Q: In a recent study of 35 Grade5 students, the mean number of hours per week that they played video…

A: We know that,  Sample size (n) = 35, sample mean (x̄) = 16.6 and population standard deviation (σ) =…

Q: A tire manufacturer claims (based on years of experience with tires) that the mean mileage is…

A: Given: n= 101.0 ,x̄= 31000.0 ,s= 5000.0 µ= 35000.0 ,significance level(∝)= 0.02Now here using…

Q: A manufacturer claims that the mean weight of its ice cream cartons is 10 ounces with a standard…

A:

Q: The average price of homes sold in city Depecheville is $245,000. A sample of 144 homes sold in city…

A:

Q: The mean speed of a sample of vehicles along a stretch of highway is 64 miles per​ hour, with a…

A: Given, μ=64σ=4P(52<X<76)=?

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: The United States Forest Service is interested in determining the percentage of acreage in Yosemite…

A:

Q: Many families in California are using backyard structures for home offices, art studios, andhobby…

A: Let us consider X be a random variable which denotes the cost of shingled backyard structure which…

Q: The number of chocolate chips in an 18-ounce bag of chocolate chip cookies is approximately normally…

A:

Q: What is the difference between what the z score measures and what the standard deviation measure?

A: z score is standard score and the formula for finding z score is,

Q: A tool company claims that the mean number of defective screws they produce per box is 72. The mean…

A:

Q: In a certain​ city, the average​ 20- to​ 29-year old man is 69.6inches​ tall, with a standard…

A: Consider a random variable X which represents the height of 20 to 29 year-old man. The average…

Q: The average cost of tuition plus room and board for a small private liberal arts college is reported…

A: It is given that the population standard deviation is $1,200 and sample mean is $8,757 and sample…

Q: The advertising budgets of small stores in Los Angeles is normally distributed with a mean of $5,400…

A: It is given that mean and standard deviation are $5,400 and $2,100, respectively.Let the variable X…

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: The heights of American men are normally distributed with a mean of 65.3 inches and a standard…

A:

Q: The distribution of average wait times in drive-through restaurant lines in one town was…

A:

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

A:

Q: A pipes manufacturer makes pipes with a length that is supposed to be 10 inches. A quality control…

A: The sample size is 39, sample mean is 10.05, sample standard deviation is 0.28. It is clear that the…

Q: The heights of English men are normally distributed with a mean of 71.2 inches and a standard…

A: Empirical rule: 68% of all possible observations lie within one standard deviation from the mean.…

Q: In a survey, 35 people were asked how much they spent on their child's last birthday gift. The…

A: Confidence interval is a concept closely related to interval estimation. Confidence interval is…

Q: What is the z-score of a value of 27, given a set mean of 24, and a standard deviation of 2?

A:

Q: Vivino website, suppose the mean price for a bottle of red wine that scores 4.0 or higher on the…

A: Given: Sample mean x¯=30.15 Sample standard deviation (s) =  12 Sample size (n) = 59 Hypothesized…

Q: A popular soft drink is sold in 1-liter (1,000-milliliter) bottles. Because of variation in the…

A: A continuous random variable X is said to follow Normal distribution with parameters μ and σ2 if…

Q: Statewide, the population as a whole watches 6.2 hours of TV per day. A random sample of 1017 senior…

A: Given data is appropriate for testing of hypothesis to test z-test for single mean because it is a…

Q: The inspection division of the Lee County Weights and Measures Department is interested in…

A:

Q: A firm’s marketing manager believes that total sales for next year will follow the normal…

A: Given information- Population mean, µ = $3200,000 Population standard deviation, σ = $250,000 We…

Q: In a certain city, the average 20- to 29-year old man is 72.5 inches tall, with a standard deviation…

A:

Q: A farmer claims that the average fat content in his chickens is 29 g. A researcher tested 36…

A: From the provided information, Sample size (n) = 36 Sample mean (x̅) = 30.1 g Sample standard…

Q: The Virginia Cooperative Extension reports that the mean weight of yearling Angus steers is 1152…

A: Given information- Population mean µ = 1152 pounds Standard deviation σ = 84 pounds We have given…

Q: The daily sales at a convenience store have a mean of $1280 and a standard deviation of

A: As given, the daily sales at a convenience store have a mean of $1280 and a standard deviation of…

Q: The director of vehicle maintenance for a large mass transportation authority wants to know the…

A: In this question, we have a sample of 100 tires and mean life of tire is 20,000 miles and standard…

Q: Interpret the ­z-score of 1.45 in terms of its relationship to standard deviation as well as the…

A: Solution: From the given information, z=1.45.

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

A:

Q: According to a report by the U.S. Fish and Wildlife Service, the mean length of six-year-old rainbow…

A:

Q: Cushman and Wakefield reported that the average annual rent for office space in Tampa was $17.63 per…

A: H0 : ? =17.63     H1 : ? ≠17.63     Population mean = ? = 17.63 Sample S.D = s =3.64…