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It could be old ... could be your connection to the internet... could be a virus. You can go to walmart or your super store and buy a usb for your computer. There are ones that can speed up your computer. I had to buy it for mine and it worked. It might be over 20 dollars depends on where you go.
Answer:
Dependent variable: speed of typing.
Independent variables: keyboard design & chime.
Explanation:
The speed of typing is expected to be dependent on the keyboard and chime, which are independent variables controlled by the experiment.
