Answer:
Humans have technology
Step-by-step explanation:
Answer:
Step-by-step explanation:
Solve for the mean (average) of the five test scores.
Subtract that mean from each of the five original test scores. Square each of the differences.
Find the mean (average) of each of these differences you found in Step 2.
Take the square root of this final mean from #3. This is the standard deviation.
Answer:
Step-by-step explanation:
log (x+3)=log8-log2
log(x+3)=log(8/2)=log4
x+3=4
x=4-3=1
Find rate of mph:
390/(130/2)
find how long it takes to get home:
390/65
6 hours to get home
answer is A