Answer:
D
Step-by-step explanation:
when plotting coordinate in the equation the points will show the line for the graph
We are given the data 4 8 5 12 3 9 5 2 and is asked for the mean and standard deviation of the numbers or data set. The mean is the average equal to 6. The standard deviation reveals the spread of the data. In this case, the standard deviation is equal to 3.16