nh 78 89 A locality of 18000 houses is divided into 8 stratum. The information about average annual rent of households ū

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Nh 78 89 A Locality Of 18000 Houses Is Divided Into 8 Stratum The Information About Average Annual Rent Of Households U 1 (110.48 KiB) Viewed 87 times

nh 78 89 A locality of 18000 houses is divided into 8 stratum. The information about average annual rent of households ūn and number of households with solar panels (an) is recorded for a sample and is given below. Nh 1550 2500 3200 1900 1775 2825 3000 1250 125 160 95 141 150 62 Vn 36.25 42.52 38.42 52.52 61.37 42.85 55.18 62.85 Sh. 2.19 3.18 2.85 4.12 3.83 4.08 2.95 4.21 an 22 43 52 32 31 57 62 12 Estimate average annual rent of household in the locality with a 95% confidence interval. Also estimate the proportion of households with solar panel in the locality with a 95% confidence interval.