Answer:
μ = 1.877
Step-by-step explanation:
Data provided in the question:
Number of data samples, n = 10
Data: 2.18, 2.03, 1.56, 1.09, 1.56 ,2.28 ,1.62 ,2.02 ,2.11 ,2.32
Now,
Mean is calculated using the formula as:
Mean, μ =
or
Mean, μ =
or
Mean , μ = 
or
Mean , μ = 1.877
Answer:
2
Step-by-step explanation:
Answer:
The correct answer is "decrease, 1,280 feet".
Step-by-step explanation:
The given values are:
Rate or speed,
= 320 feet per hour
1 pm to 5 pm means,
t = 5 - 1
= 4 hours
Now,
The net change in distance will be:
⇒ 
⇒ 
Thus the above is the correct approach.
8×4=32
8+4=12
32-12=20
your answer will be 20
Answer:
-4 x -4 = -16
4 x 4 = 16
^2 or to the power of 2 basely means 4 times itself, because 2.