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https://github.com/TheAlgorithms/Ruby
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28 lines
757 B
Ruby
28 lines
757 B
Ruby
# A ruby program for finding average mean
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module AverageMean
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# Average mean = sum of elements / total number of elements
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def self.average_mean(n, *array)
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if n.instance_of? Integer
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if n == array.size
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puts "The average mean of the following elements #{array} is #{array.sum / array.size}."
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else
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puts "Provide the required #{n} elements properly!"
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end
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else
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raise
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end
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rescue StandardError
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puts 'Error: Please provide number only!'
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end
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end
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# Valid inputs
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AverageMean.average_mean(2, 3, 1)
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AverageMean.average_mean(5, 1, 2, 3, 4, 5)
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AverageMean.average_mean(3, 2, 2, 2)
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# Invalid inputs
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AverageMean.average_mean(2, 3, 1, 5)
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AverageMean.average_mean(2, 3, 'a')
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AverageMean.average_mean('a', 1, 2)
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