Based on a sample of 180 textbooks at the store, you find an average of 70.34 and a standard deviation of 28.2. The point estimate
Based on a sample of 180 textbooks at the store, you find an average of 70.34 and a standard deviation of 28.2. The point estimate is:(to 3 decimals) The 99 % confidence interval (use z*) is:__________________to___________________(to 3 decimals)
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Authors: Margaret L Lial, John E Hornsby, David I Schneider, Teresa McGinnis
10th Edition
0321970632, 9780321970633
