Step-by-step explanation:
option D
16+ 125/ 6= 141/6 = 47 / 2 = 23.5
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Answer:
The standard deviation of the data set is
.
Step-by-step explanation:
The Standard Deviation is a measure of how spread out numbers are. Its symbol is σ (the greek letter sigma)
To find the standard deviation of the following data set

we use the following formula

Step 1: Find the mean
.
The mean of a data set is the sum of the terms divided by the total number of terms. Using math notation we have:


Step 2: Create the below table.
Step 3: Find the sum of numbers in the last column to get.

Step 4: Calculate σ using the above formula.

Answer: Answer C
Step-by-step explanation:
12%___780 votes
100%___X= 6500 votes
(100*780)/12 = 6500
40+60 is 100 if that’s what you’re asking