Is the variance for the amount of money, in dollars, that shoppers spend on Saturdays at the mall the same as the variance for the amount of money that shoppers spend on Sundays at the mall?  Saturday Sunday Saturday Sunday 75 44 62 137 18 58 0 82 150 61 124 39 94 19 50 127 62 99 31 141 73 60 118 73   89       What is the null hypothesis? What is the alternative hypothesis? What is the degrees of freedom (numerator)? What is the degrees of freedom (denominator)? What is the f statistic? What is the result? What is the p-value? Conclusion?

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A: The given results shows two-proportion z test.

Q: The margin of error is

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