The mean life of a tire is 30 000 km
SpletCreated Date: 4/26/2024 4:37:50 PM SpletStatistics Lab 10 Worksheet on Normal Distribution Name: Marissa Smith For each question, construct a normal distribution curve and label the horizontal axis. Then answer each question. 1. The mean life of a tire is 30,000 km. The standard deviation is 2000 km. a) 68% of all tires will have a life between 28000 km and 32000 km. b) 95% of all tires will …
The mean life of a tire is 30 000 km
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SpletThe mean life of a tire is 30 000 km. The standard deviation is 2000 km. a. About 68% of all tires will have a life between km and km. b. What percent of the tires will have a life that … Splet04. sep. 2024 · The average American drives between 14,000 and 15,000 miles a year, according to data from the Federal Highway Administration. Zielinski said that, if you’re kind to your tires—that is, you...
SpletQuestion 903015: The mean lifetime of a certain tire is 30,000 miles and the standard deviation is 2,500 miles. a.) If we assume nothing about the shape of the distribution, approximately what percentage of all such tires will last between 22,500 and 37,500 miles? Answer by ewatrrr(24785) (Show Source): SpletThe mean life of a tire is 30,000 km. The standard deviation is 2000 km. Then, 68% of all tires will have a life between _ km and km.
Spletthe mean life of a tire is 30,000 km. the standard deviation is 2000 km. 68% of all tires will have a life between _km and _ km. 1 answer; math; asked by Antonee; 1,960 views; The tread life of a particular tire is a random variable best described by a normal distribution with a mean of 60,000 miles and a standard deviation of 2000 miles. SpletTranscribed Image Text: The mean life of a tire is 30,000 km. The standard deviation is 2000 km. Then, 95% of all tires will have a life between km and km. O A. 24,000 km and …
SpletDevelop a 90% confidence interval for the mean useful life of all car tires. One hundred car tires are tested and the mean useful life comes out to 50,000 miles with a sample standard deviation of 5,000 miles. Develop a 95% confidence interval for …
SpletThe mean life of a tire is 30,000 km. The standard deviation is 2000 km. Then, 68% of all tires will have a life between ___________ km and __________ km. answer choices 28,000 km and 32,000 km. 24,000 km and 34,000 km. 26,000 km and 34,000 km. 27,000 km and 31,000 km. Question 2 180 seconds Q. bank open times saturdaypokemon violet alomomola evolutionSpletQuestion 1142169: A sample of 100 tyres is taken from a lot. The mean life of tyres is found to be 39350 kilometres with a standard deviation of 3260 kilometres. Could the sample come from a population with mean life of 40000 kilometres? Also obtain 99% confidence limits within which the mean life of tyres is expected to lie. pokemon violet all shrinesSplet68% of all tires will have a life between 28000 km and 32000 km. (b) According to Empirical rule, the area covered between mean minus two standard deviations and mean plus two … pokemon violet ai battleSplet04. jun. 2024 · A tire manufacturer claims that its tires have - Gauthmath. 17. A tire manufacturer claims that its tires have a mean life of 40,000kms. A random sample of 46 of these tires is tested and the sample mean is38,000 km. Assume that the populations standard deviation is 2,000 km and the lives of tires are approximately normally distributed. pokemon violet all marksSpletQuestion: The mean life of a tire is 30 000 km. The standard deviation is 2000 km. a) 68% of all tires will have a life between km and km. b) 95% of all tires will have a life between km … pokemon violet all shinysSplet01. apr. 2024 · On average, people drive between 12,000 to 15,000 miles a year, which means the average good quality all-season tire will last somewhere between three and five years, depending on maintenance, driving style and conditions, etc. The National Highway Traffic Safety Association (NHTSA) states a driver is three times more likely to be … pokemon violet all hats