Question 3
The following data are the weights (lbs) of discarded paper in an office each month:
1.00, 3.67, 4.89, 3.50, 4.01, 1.50, 3.01, 5.01, 6.53, 6.01, 5.91, 6.71, 7.32, 7.65, 8.15, 8.16, 7.51, 8.89, 6.51, 6.20, 5.46, 5.79, 8.01, 7.81, 8.43, 6.01,
6.56, 4.32, 9.15, 9.71, 10.31, 10.56, 11.54, 11.99, 12.65, 12.43, 9.16, 10.65, 11.46, 11.65, 12.01, 10.89, 9.76, 9.81, 12.01, 10.75, 9.89, 10.43, 12.01,
11.99, 13.5, 14.98, 15.01, 15.79, 16.01, 13.99, 14.05, 16.01, 17.35, 19.47, 19.11
The mean is: [Select]
The sample standard deviation is: [Select]
The first quartile is: [Select]
The median is: [Select]
The third quartile is: [Select]
(Round to two decimal places).
Find the weight that corresponds to 2 standard deviations above the mean: [Select]
If the observed weight is 3 lbs, how many standard deviations below the mean is this weight? [Select]
(Round to two decimal places).