A manufacturer of a liquid soap produces a bottle with an advertised content of 310mL. A sample of 10 bottles yields the following contents: 217, 321, 318, 307, 306, 321, 305, 303, 256, 291 What is the standard deviation of the given sample? Round your answer to 3 decimal places.

Q: A random sample of 54 four-year-olds attending day care centers provided a yearly tuition average of…

A: Given n=54 X-bar=3912 Standard deviations=615

Q: Find the standard deviation of the given data rounded to the nearest hundredth. 3, 4, 5, 7, 10, 12,…

A: Given data is3,4,5,7,10,12,15sample size(n)=7

Q: Find the Absolute Quartile Deviation for the following data, In the dashed line put your…

A: Dispersion is a statistical term that describes the size of the distribution of values expected for…

Q: The operation manager at a tire manufacturing company believes the mean mileage of a tire is

A:

Q: A quiz consists of 20 true or false questions. If the student guesses on each question what is the…

A: Solution: Let X be the number of correct answers and n be the number of questions. Since the…

Q: To be accepted into an honor society, a student must have a grade-point average (GPA) in the top 10%…

A: It is given that, to be accepted into an honor society, a student must have a grade-point average…

Q: A survey of 65 students found that 20% were in favor of raising tuition to build a new football…

A:

Q: A pharmaceutical company claims that a drug is effective in treating 90% of people having severe…

A: It is given that the random variable follows a binomial distribution with n=6 and p=0.9.

Q: 95% of 80 freshman history students scored between 70% and 80% on a take home quiz. If this data is…

A: Given,  n=80 α= (1-0.95) =0.05 Let X denote the score of freshmen. As per t-distribution table, the…

Q: A coin is tossed 16 times, and the number of heads is counted. What is the standard deviation for…

A: Given that,Sample size (n) = 16

Q: Seven students on an intramural team weigh 179 lb, 172 lb, 174 lb, 185 lb, 162 Ib, 181 Ib and 193…

A: According to the provided information, the sample weights are 179, 172, 174, 185, 162, 181, 193

Q: A manufacturer claims that a new snowmaking machine can save money for ski resort owners.  He states…

A:

Q: A sample of the number of sick days used by employees at a clinic is as indicated: 0,    0,    1,…

A: Given data 0,0,1,1,2,4

Q: A marketing researcher for a phone company surveys 176 people and finds that the proportion of…

A: From the provided information, Sample size (n) = 176 Proportion (p) = 0.11

Q: At a certain grocery store, weekly grocery bills are normally distributed with an average of $75 and…

A: Obtain the standard z-score for the random variable X equals 70. The standard z-score for the random…

Q: Alcohol is claimed to be a factor in 39% of all fatal car accidents in the United States. The town…

A: The sample recored needs to show alcohol as a factor to suggest a significant difference exists…

Q: The Good-Guys Car Dealership has tracked the number of used cars sold at its downtown dealership.…

A:

Q: The tourist bureau of the Caribbean Island surveyed a sample of 6 United states tourists as they…

A:

Q: Find the standard deviation for the number of girls in groups of 14 births when p = 0.5

A: Binomial probability distribution is a type of discrete probability distribution.

Q: What is the standard deviation of the number of heads given 100 coins flips? Round to two places.

A: Given: 100 coins are flipped So sample size, n=100

Q: A marketing researcher for a phone company surveys 184 people and finds that the proportion of…

A:

Q: In a particular city, the weight of newly born babies is normally distributed with a mean of 3.5 kg.…

A:

Q: According to the Nielsen Company, the mean number of TV sets in a U.S. household in a recent year…

A:

Q: Given that the mean weight of senior high school students is 65kg with a standard deviation of 10kg.…

A:

Q: . Sheldon owns a mango farm and the weight of his mangoes are normally distributed with an average…

A: here  N = 800 n = 50 μ = 200 gramσ = 15 grams

Q: Find the Mean and Standard Deviation for the prompts below: A survey found that 21% of Americans…

A: Binomial Distribution :  A binomial distribution is a specific probability distribution. It is used…

Q: How many standard deviation above or below the average guitar cost is the guitar?

A: Given, The cost of guitar (X=$650) The mean cost of guitar is μX=$550 The standard deviation cost of…

Q: In a job fair, 3000 applicants applied for a job. Their mean age was found to be 28 with a standard…

A: The mean is 28 and the standard deviation is 4.

Q: The wind speeds throughout the month of April were normally distributed with a mean of 17 mph and a…

A: We have given that  X~N(mu,sigma ^2) mu=17,sigma =4 Z-socre =(x-mu)/sigma

Q: An e-reader has a one year warranty. The mean lifespan of the e-reader is 2.5 years, with a standard…

A: From the given information, the mean lifespan of the e-reader is 2.5 years and the standard…

Q: he History test had a national mean of µ = 52 and a standard deviation of  σ= 9. How much sampling…

A: Given data, µ = 52  σ= 9 n=27 sampling error=?

Q: How would you find the standard deviation by hand, of the following numbers: 1,1,3,01,6,2

A: Standard deviation:Standard deviation quantifies the dispersion of a data set from its mean. The…

Q: The percent fo Coloradans that own a Subaru is 56%. If you were to take a random sample of size 70,…

A: We have given that,  Let X be the random variable from binomial distribution with probability (p) =…

Q: According to geologists, the San Francisco Bay Area experiences six earthquakes with a magnitude of…

A: Six earthquake every 100 years

Q: In order to set rates, an insurance company is trying to estimate the number of sick days that full…

A:

Q: Nabisco claims that Chip Ahoy Cookies have an x=28.67 per cookie with a SD=2.67. Assuming this…

A: Here, the sample standard deviation is given as 2.67.

Q: For a sample of 120 businesses, the average profit they generate in a month is $54,000 with a…

A:

Q: Find the range, the standard deviation, and the variance for the given samples. Round non-integer…

A: First step is to arrange the data in ascending order (smallest to largest). 45 ,51, 61 , 64 , 66 ,…

Q: 5. Statewide, the population as a whole watches 6.2 hours of TV per day. A random sample of 1017…

A:

Q: Suppose the average checkout tab at a large supermarket is $67.21, with a standard deviation of…

A: We have to use CLT to find the value .

Q: The following data represents the number of blogs that a sample of students state they follow. 12,…

A: From the provided information, 12, 3, 10, 9, 0, 1, 8, 7, 3, 10, 19 Number of observations (n) = 11

Q: In order to determine the average weight of carry-on luggage by passengers in airplanes, a sample of…

A: 1.   From the given information, the sample size is 250.  The population standard deviation is 2.5.…

Q: A livestock company reports that the mean weight of a group of young steers is 1172pounds with…

A: a) It is given that the mean weight of a group of young steers follows normal distribution with mean…

Q: What is the weight of the newborn elephant at the 33rd percentile? Round to the nearest whole number

A: Given:   birth weights of newborn elephants = X X is Normally distributed mean of X = 160 pounds…

Q: Seven millionaires with an average net wealth of $47 million with a standard Deviation of $10…

A: Solution: Let X be the net wealth. From the given information, x-bar=$47 million, S=$10 and n=7.

Q: The president of a college wants to determine the mean number of units that college students take…

A: From the given information, the population standard deviation is 2.1 units, the confidence level is…

Q: What is the standard deviation for the data given: 12, 18, 16, 22 Select one: а. 17.33 b. 13 c. VT3

A: Solution : Given data is :12,18,16,22 x¯=∑xin=12+18+16+224=17

Q: The ages of the employees at Solar Systems, Inc. is normally distributed with a mean of 32.7 years…

A: Let X=ages of the employees at Solar Systems, Inc. Given that X follows normal distribution with…

Q: A racing car consumes a mean of 106 gallons of gas per race with a standard deviation of 6 gallons.…

A: It is given that the mean and standard deviation are 106 and 6. The sample size n is 33.By using…