CIT 238 Android Programming I Tip Calculator Create an app that will compute the tip on a restaurant bill. App should contain: An EditText to allow the user to enter the total amount of the bill RadioButtons to allow the user to select one of the given tip percentages o 10% tip o 15% tip o 20% tip A Button to calculate the amount of the tip. A TextView to display the tip amount (tip only, not bill + tip) To retrieve input from an EditText: String variableName = nameOfEditText.getText().toString(); NOTE: EditText input is ALWAYS returned as a string. You must convert the input to another data type if you wish to use the input for calculations. To display text in a TextView: nameOfTextView.setText("Text to display");