Answer:
D. 0.682
Step-by-step explanation:
Answer:
0 or 0/6
Step-by-step explanation:
3+6=9
-2+0=-2
0/6=0
Answer:

Step-by-step explanation:
Given: 
To write: the given expression using summation notation
Solution:
Summation notation helps to write a long sum as a single expression.
In the summation notation, the variable
is called the index of summation.
Let
denote a set of n numbers.
Then in summation notation,


Based on the fact that Tess's score was 25 in the statistics exam as shown by the stem-and-leaf plot, her Tess's percentile was 30th.
<h3>What was Tess's percentile?</h3>
Tess's percentile depends on the number of people whose scores she is above.
When looking at the stem-and-leaf plot, we see that Tess's score of 25 is the 13th score.
Her percentile is therefore:
= (13 - 1) / 40
= 12 / 40
= 30th percentile
Rest of the question is:
Tess’s score was 25. What was her percentile?
Find out more on percentile scores at brainly.com/question/24245405
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