Identify the value corresponding to the indicated percentile. A tire company finds the lifespan for one brand of its tires is normally distributed with a mean of 47,500 miles and a standard deviation of 3000 miles. If the manufacturer is willing to replace no more than 10% of the tires, what should be the approximate number of miles for a warranty? 52,435 51,340 43,660 42,565

Q: 5. 19 young pigs are assigned at random among 3 experimental groups. Each group is fed a different…

A: Given that Total number of pigs =19 Number of groups =3  We have to find a...Null and Alternative…

Q: Multiplying every score is a sample by a constant value will change the value of the standard…

A: Standard deviation is a measure of the amount of dispersion of a set of values. It is obtained by…

Q: Calculate the sample standard deviation for this data set: 88, 73, 91.

A: From the provided information, 88, 73, 91 The sample mean of the data can be obtained as:

Q: The frequency distribution was obtained using a class width of 0.5 for data on cigarette tax rates.…

A:

Q: Salespeople for a car sales company have an annual sales average of $225,000, with a standard…

A:

Q: The highway mileage (mpg) for a sample of 8 different models of a car company can be found below.…

A:

Q: ssume that the readings on the thermometers are normally distributed with a mean of 0° and standard…

A: Given that  Assume the readings on the thermometer is normally distributed . Mean  = 0 degree…

Q: Assume that the readings on the thermometers are normally distributed with a mean of 0° and standard…

A:

Q: The average daily points for my fantasy baseball team are {4.1, 5.7, 3.8, 4.7, 4.7, 5.5, 4.1, 2.7,…

A: Solution: Note: Hello! As you have posted more than 3 sub parts, we are answering the first 3…

Q: Calculate the sample standard deviation for this data set: 65, 48, 70. The formula for the sample…

A:

Q: Use the data 2, 3, 3, 6, 6, 7. Add 2 to each of the numbers. How does this affect the mean? How does…

A:

Q: Angela polled her first grade class about their family pets. The following data lists the number of…

A:

Q: Assume that the readings on the thermometers are normally distributed with a mean of 0° and standard…

A:

Q: Assume that the readings on the thermometers are normally distributed with a mean of 0° and standard…

A:

Q: Day Sunday Monday Tuesday Wednesday Thursday Friday Saturday Expenditure $4.85 $5.10 $5.50 $4.75…

A: Given :- Lucas recorded his lunch expenditure  each day for one week.

Q: Use either your graphing calculator or Table A.2. Round to 4 decimal places if necessary. The birth…

A: Given: Population mean μ=7.46 Population standard deviation σ=1.8 Consider X be the random variable…

Q: Assume that the readings on the thermometers are normally distributed with a mean of 0° and standard…

A: It is given that readings on the thermometers is normally distributed with mean 0 and a standard…

Q: At a tennis tournament a statistician keeps track of every serve.  The statistician reported that…

A: GivenMean(μ)=100standard deviation(σ)=9

Q: a. Which player had the higher average points when compared to the other players on his team?

A:

Q: Allegiant Airlines charges a mean base fare of $89. In addition, the airline charges for making a…

A: Given that: Mean base fare = $89 Additional Charges = $35 Sample size,  n = 50 Population standard…

Q: The average travel time to work for a person living in Kokoma, Indiana, is 17  minutes.  Suppose the…

A: Solution: Let X be the average travel time to work for a person living in Kokoma  Indiana has normal…

Q: The distribution of the monthly rents of studio apartments in L.A. is normal in shape, with mean…

A: Given,   Mean = 1082 Standard deviation = 88

Q: Use the magnitudes​ (Richter scale) of the 120120 earthquakes listed in the accompanying data table.…

A: Given that,120 magnitudes of earthquake,We want to find the range, variance and standard…

Q: Assume that adults have IQ scores that are normally distributed with a mean of 105   and a standard…

A: It is given that the mean and standard deviation are 105 and 15, respectively.

Q: USE A CALCULATOR  In the 1992 presidential election, Alaska’s 40 election districts averaged 1,956.8…

A: Hey, since there are multiple subpart questions posted, we will answer first three subpart…

Q: Suppose that prices of a gallon of milk at various stores in one town have a mean of $3.60 with a…

A: Here is the explanation is as follows; Given that prices of a gallon of milk at various stores in…

Q: Assume that the readings on the thermometers are normally distributed with a mean of 0° and standard…

A: Calculation: Let X denote the temperature reading of a randomly selected thermometer. The…

Q: A survey among freshmen at a certain university revealed that the number of hours spent studying the…

A: Given that  The number of hours spent studying the week before final exams was normally distributed…

Q: 6.85 A variable is normally distributed with mean 6 and stan- dard deviation 2. Find the percentage…

A: a) The Z-score of a random variable X is defined as follows: Z = (X – µ)/σ. Here, µ and σ are the…

Q: The middle 50% of the heights are between what two values? Round to one decimal place.

A: Here Given, Assume that women have heights that are normally distributed with a mean of 63.6 inches…

Q: elect ALL the ways that variation in the data can be measured below. A. The mean of the data B. The…

A: We have to find ways that variation in the data can be measured

Q: o these calculations using Excel, a graphing calculator, or an app. Type the data in different…

A: The number of observations is 6.

Q: NCAA Scholarships. The NCAA estimates that the yearly value of a full athletic scholarship at…

A: GivenMean(μ)=19000standard deviation(σ)=2100

Q: The governor of a state wanted to assess the public education system of the state. She instructed a…

A: Solution: Given information: n= 225 Sample size μ= 74  Population mean σ= 20  Population standard…

Q: 20, 23, 25, 28, 30, 32, 35, 35 Mean = Median = Mode = Standard Deviation II

A:

Q: The data below represents the total number of points each hockey team in the NHL Eastern conference…

A: Given data is {52,66,84,88,93,100,101,117}find the standard deviation

Q: unts how many meteors she se

A:

Q: Four students take tests.  The results of each test for the class and the student are listed in the…

A: a) John scored an 85 Mean(μ)=77 standard deviation(σ)=4

Q: Assume that a randomly selected subject is given a bone density test. Bone density test scores are…

A: The 8th percentile P8 has the property that 8% or 0.08 of the data values are below P0.08. The 8th…

Q: The weight of football players is normally distributed with a mean of 200 pounds and a standard…

A: Here we have given the, weight of football players is normally distributed with a mean of 200 pounds…