Add or subtract as indicated. Write the answer in simplest form.- 
+ 
A. 
B. - 
C. - 
D. 
Answer: B
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?Which distribution has a median and mean which are closest together and why? ? Distribution A: 2, 4, 4, 6, 8, 9, 11, 15 Distribution B: 2, 3, 4, 7, 10, 11, 16, 24 ?
A. ?Distribution A: Median is 8 and Mean is 7.375. B. ?Distribution B: Median is 9 and Mean is 9. C. Distribution A: Median is 7 and Mean is 7.375. D. ?Distribution B: Median is 9 and Mean is 9.625. E. ?The means and medians of both distributions are both the same distance from each other.
Use the at least once rule to find the indicated probability.Find the probability of getting at least one tail when tossing 8 fair coins.
A. 0.996 B. 0.004 C. 0.031 D. 0.5
Use the prime factorization method to find the LCM of the variable expressions.9a, 27ab, 24b
A. 216a2b B. 648ab C. 648a2b D. 216ab
The post office recorded the weights of packages sent on a particular day and used the results to construct a histogram. Use the histogram to solve the problem. 
0-910-1920-2930-39Weight of Package (pounds)How many packages weighed between 10 and 29 pounds?
A. 7 packages B. 11 packages C. 13 packages D. 6 packages