... only make this investigation more effective but also more reliable. To help me conclude my investigation I will make diagrams such as Cumulative frequency graphs and Box and Whisker Diagrams. I will analyze my data and calculate the mean of the melting points of metal chlorides and metal bromides which will give me an average of the melting points of metal chlorides and metal bromides which will help me compare my data easily and conclude my investigation. Data Collection Process: - I will collect my data using a Random sampling method because this way the calculator will choose the atomic numbers for me and this will be a fair investigation. I pressed the buttons to get the numbers for my data. All numbers that were grater than 118 were ignored so were the non-metallic elements and metalloids. I decided to have 50 samples for both metal chlorides and metal bromides so that ...

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