Question: Reconsider the sample results in exercise 7. a. Develop an estimate of the population total for each stratum. b. Develop a point estimate of the

Reconsider the sample results in exercise 7.

a. Develop an estimate of the population total for each stratum.
b. Develop a point estimate of the total for all 550 elements in the population.
c. Develop an approximate 95% confidence interval for the population total.

Stratum (h 138 103 210 30 25 50 50 .78 21 200 250 100 20 30 25

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