5. Vocabulary:
Mean: the average; add all numbers and divide by the total number
Median:
Mode:
Sigma: ∑
10
Summation Notation:
€
∑x i
i=1
€
6. Vocabulary:
Mean: the average; add all numbers and divide by the total number
Median: the middle value of numbers when listed in order
if there is an even number - then average the middle two numbers
Mode:
Sigma: ∑
10
Summation Notation:
€
∑x i
i=1
€
7. Vocabulary:
Mean: the average; add all numbers and divide by the total number
Median: the middle value of numbers when listed in order
if there is an even number - then average the middle two numbers
Mode: the number that occurs most frequently
Sigma: ∑
10
Summation Notation:
€
∑x i
i=1
€
8. Vocabulary:
Mean: the average; add all numbers and divide by the total number
Median: the middle value of numbers when listed in order
if there is an even number - then average the middle two numbers
Mode: the number that occurs most frequently
Sigma: ∑ the greek letter meaning sum
10
Summation Notation:
€
∑x i
i=1
€
9. Vocabulary:
Mean: the average; add all numbers and divide by the total number
Median: the middle value of numbers when listed in order
if there is an even number - then average the middle two numbers
Mode: the number that occurs most frequently
Sigma: ∑ the greek letter meaning sum
10
Summation Notation: the sum of the first
€
∑x i
ten terms is xi
i=1
€