Question: Need help in less than an hour please 3. A sample of 1200 and 900 records were taken from two different data bases A and

Need help in less than an hour please

3. A sample of 1200 and 900 records were taken from two different data bases A and B for proportion of accuracy respect to the phone attribute. 120 had records for A and 130 for B were found. a. Perform interval estimation between two population proportion of bad records for data bases. With 0.95 % Confidence. Standard Error(show the equation) and the value Value of Z or T Lower Interval Upper Interval Conclusion

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