Answer:
The standard deviation will be: 2.1
Step-by-step explanation:
We know that standard deviation is basically the square root of variance.
Using the formula to calculate the standard deviation

As
so the standard deviation can be calculated as:
standard deviation 


Therefore, the standard deviation will be: 2.1
Answer:
$461.85
Step-by-step explanation:
Multiply 54x2, 36x4.60, 1.55x75
This comes out to 180, 165.6, and 116.25
Add them all together, and you get 461.85
That's the total amount that he makes weekly
There are 91 in total. Since there are 21 red cars, it would give you 21/91. Around a 23.07% chance.
Answer:
3. Speed is based on a specific direction
Step-by-step explanation:
Generally, speed is a scalar quantity equal to the magnitude of velocity. Velocity is a vector quantity that is speed together with a specific direction.
The answer choice that seems most in agreement with this description seems to be ...
3. Speed is based on a specific direction
Answer:
Step-by-step explanation:
First add 5x to 12x which becomes 17x and subtract 8 from 12 which becomes 4. So the answer is 17x+4!