Answer: A. 0.28
Step-by-step explanation:
400/10 = 40
11.3/40 = 0.28
Answer:
How can you reduce the variability of a statistic? By taking a larger sample. Larger samples give smaller spread. Also by better design, such as stratified sampling. What effect does the size of the population have on the variability (spread) of a statistic?
Step-by-step explanation:
Answer:
B and D
Step-by-step explanation:
13/15
Common denominator is 15, 1 3/15 minus 5/15 equals 13/15
Since that is a straight line, our equation is 6x = 180
Solving, we have x = 30
