Question
What type of control chart is most appropriate to monitor the following situations? The number of potholes in highways. The proportion of customers that are
What type of control chart is most appropriate to monitor the following situations?
The number of potholes in highways.
The proportion of customers that are satisfied with the operation of the local Housing Authority.
The satisfaction of customers at a restaurant where customers consider the quality of food and attitude of the server to be more important than the decor.
The number of errors in account transactions at a bank with the number of accounts varies from month to month.
The number of automobile accident claims filed per month insurance dealer, resuming a stable number of insured persons.
The responsiveness to customer needs of local library where customers value the longer hours over short lines to check out books.
The number of thefts in the city over a period of time.
The proportion of people that favor the construction of condominiums in a certain neighborhood.
The number of wealth defects in the construction of the aircraft.
The number of seeds to germinate from a larger bag of seed sold by a nursery, but the number of seeds in a pack and may vary.
The performance of the breaking mechanism of a certain model of automobile. The car is expected to stop within a certain distance.
The number of firemen to have one duty to provide an acceptable level of service. Each fire usually requires four firemen. The department has data on the number of calls they receive during the specified period of time.
The performance of keypunch operators. If one or more punching errors are made, the card is rendered useless and a new card has to be punched.
The supervisor of a stenographic pool is interested in controlling the number of typographical errors per page. Data is randomly chosen and obtained daily on the number of errors in 30 pages.
the manager of a plant wants to control the lighting and transistor defects in electronic component. wiring defects are considered more serious.
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