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  _  __     ___     _    _      ___     _    _   
 | |/ //   / _ \\  | |  | ||   / _ \\  | |  | || 
 | ' //   | / \ || | |/\| ||  | / \ || | |/\| || 
 | . \\   | \_/ || |  /\  ||  | \_/ || |  /\  || 
 |_|\_\\   \___//  |_// \_||   \___//  |_// \_|| 
 `-` --`   `---`   `-`   `-`   `---`   `-`   `-`

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Text this: The demerit-based control chart for trinomial distribution