Overall, yes. Shibas were recently ranked as one of thetop 10 healthiest of all dog breedsby All State. However, like other breeds, Shibasdohave a genetic disposition to a few health concerns including Glaucoma, Cataracts, Luxating Patella, Hip Dysplasia, Allergies, and tooth and/or bite prob...
You could also have just used sample(state.name) for the same result -- sampling as many values as provided is the default.你也有同样的结果只用样品(state.name) -采样提供了许多值是默认的。 Further reading 进一步阅读 For more information about how R generates random numbers, check out the fol...