Question: can i please get step by step answer for this question. thanks Hallmark would like to test the hypothesis that those celebrating Valentine's Day will

can i please get step by step answer for this question. thanks

Hallmark would like to test the hypothesis that those celebrating Valentine's Day will spend more than an average of $125 on gifts. A random sample of 18 people celebrating Valentine's Day spent an average of $148.50 with a standard deviation of $34.90. Hallmark would like to set = 0.01. Use the p-value approach to test this hypothesis.

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