Homework answers / question archive / The table below contains the birth weights in grams of 26 African American babies born at BayState Medical Center in Springfield, Massachusetts in 1986

The table below contains the birth weights in grams of 26 African American babies born at BayState Medical Center in Springfield, Massachusetts in 1986

Statistics

Share With

The table below contains the birth weights in grams of 26 African

American babies born at BayState Medical Center in Springfield, Massachusetts in 1986. Compute a 95% confidence interval for birth weight.





Directions: Click on the Data button below to display the data. Copy the data into a statistical software package and click the Data button a second time to hide it.

Data
Weight
2507
2797
2932
2924
2908
2964
2959
3022
3055
3330
3394
3443
3443
3802
3846
1142
1703
1898
2120
2220
2280
2397
2367
2374
2399
2475


-Find the point estimate for the birth weights. Round your answer to 2 decimal places.
-Determine the value of tc. Round your answer to 5 decimal places.
-Find the margin of error for the confidence interval. Round your answer to 1 decimal place.
-Construct the confidence interval for birth weights. Enter your answer as an open interval of the form (a,b) and round to the nearest