Question: Need help in less than an hour please 2. Sample of 60 records with 20 variables was taken from a data base and the #

Need help in less than an hour please

2. Sample of 60 records with 20 variables was taken from a data base and the # of nulls (or missing felids)/ for the customer record with total of 120 missing cells. Note: Please Show Work a. What is the sample proportion of nulls fields in this file? b. Find the Confidence Interval estimation for the population proportion of nulls fields, with 98% confidence level. Standard Error(show the equation) and the value Value of Z or T Lower Interval Upper Interval Conclusion c. What size of sample should be taken with 98% confidence with a bound (or margin of error) of 50% of the margin of error part (b)? Show your complete work with the formula

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