Which of the following symbols represents the mean of a set of numbers? Xi Xbar σ ∑ Which of the following symbols represents the Standard Deviation of a set of numbers? Xi Xbar σ ∑ Find Xbar for following set of numbers:
47, 27, 31, 24, 47
If necessary, round to the nearest tenth.
Xbar= Find ∑(Xi-Xbar)2 for the following set of numbers
47, 27, 31, 24, 47
If necessary, round to the nearest tenth.
Xbar=35.2
∑(Xi-Xbar)2 = Find the σ for the following set of numbers:
47, 27, 31, 24, 47
If necessary, round your answer to the nearest tenth.
Xbar=35.2 ∑(Xi-Xbar)2=488.8 |