A publisher reports that $79\mathrm{\%}$ of their readers own a laptop. A marketing executive wants to test the claim that the percentage is actually more than the reported percentage. A random sample of 200 found that $82\mathrm{\%}$ of the readers owned a laptop. Is there sufficient evidence at the 0.02 level to support the executive's claim?

Step 5 of 7 : Identify the value of the level of significance.

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