QMB-6357-Harvard-final-exam 44-Questions and answers
QMB-6357-Harvard-final-exam 44-Questions and answers 1. 1. The median is often a better representative of the central value of a data set when the data set: Source
Is bimodal.
Has a high standard deviation.
Is highly skewed. 2. The data in the Excel spreadsheet linked below provide information on the nutritional content (in grams per serving) of some leading breakfast cereals.
For which nutrients is the mean nutrient content per serving greater than the median nutrient content per serving? Breakfast Cereals Source
Proteins only.
Complex carbohydrates only.
Both nutrients. Neither nutrient.
Has no outliers. 3. 3 The histogram below plots the carbon monoxide (CO) emissions (in pounds/minute) of 40 different airplane models at take-off.
The distribution is best described as is: Source
Uniform.
Heteroskedastic.
Normal.
Skewed right. 4. 4. The ...