Answer: The variance of their weights = 9,752,155,009 kg.
Step-by-step explanation:
- The variance is the square of the standard deviation . it measures the spread between data values in a data set.
So if standard deviation of 10 subjects = 98753 kg
Then, variance = 
Hence, the variance of their weights = 9,752,155,009 kg.
Answer: about 43.5298
Step-by-step explanation:
6 1/2% as a decimal is 6.05. 6 is a whole number, and 1/2% is 0.05 in decimal form.