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:
11033
Step-by-step explanation:
Answer:
9.74 feet
Step-by-step explanation:
the formula for finding a hypotenuse is
. We can rearrange that to get:
. So: 49 + b^2 = 144. We get the square root of 95, AKA around 9.74.
Answer:
7, -7
Step-by-step explanation:
x^2-6.5= 42.5 add 6.5 to both sides
x^2= 49
The square root of 49 is 7 and -7.
Answer:
b. 460 cubic cm
Step-by-step explanation: