Please share the code you have executed, and make sure to save the code and your hardware device is connected, so that you view the data.
To see the expected result, you have to connect your code with the hardware.
Make sure the connection is made in the right manner.
If all the things are placed correctly I hope your graph will be displayed.
There’s spelling mistake in 3rd line
setChartType(‘predictionGraph’)
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There is a spelling mistake in 3rd line. Please check the connection once more if you have inserted the pins correctly or not. Also make sure wifi module glows green light in it. The LM-35 must be connected only by male to female pins(it cannot be connected directly). Check all these steps and proceed.