In order to calculate standard deviation, apply the standard deviation formula, which is given in the attached file. In this formula, we are finding the square root of the sum of the square of given values less their mean value (the sum of the given numbers divided to their amount) divided to N-1, where N is the amount of the given numbers. When we calculate the mean, it is 42.7 and the standard deviation is 10.02275
Answer:
20.04 units
Step-by-step explanation:
The diagram shows right triangle ABC. Use the definition of the cosine:

Answer:
does literaly everyone use this to get the answer to their school work lol
Step-by-step explanation:
Well if he can walk 4 miles in one hour, just multiply 4 by 3 to get 12. Hope this helps! Make sure to mark me brainlest(losing ranks like crazy for some reason)
Answer:

Step-by-step explanation:
hope this helps