QUESTION 2 Elaine rolls a 20-sided die a total of 7 times. Her results are given below: answe' in wath 20 5 18 8 7 6 20 a. What is the range? Explain your answer. Need range = explain: und b. Determine the mean of Elaine's die rolls by using the formula for mean. Make sure to explain your answer or show your work. X = explain: c. Complete the table below. data value deviation deviation squared 20 8 64 20 8 64 18 6. 36 8 16 7 -5 25 -6 36 -7 49 Total: 290 d. Using your work from c., determine the sample standard deviation to the nearest hundredth. Explain your answer. s = 48.33 explain:
QUESTION 2 Elaine rolls a 20-sided die a total of 7 times. Her results are given below: answe' in wath 20 5 18 8 7 6 20 a. What is the range? Explain your answer. Need range = explain: und b. Determine the mean of Elaine's die rolls by using the formula for mean. Make sure to explain your answer or show your work. X = explain: c. Complete the table below. data value deviation deviation squared 20 8 64 20 8 64 18 6. 36 8 16 7 -5 25 -6 36 -7 49 Total: 290 d. Using your work from c., determine the sample standard deviation to the nearest hundredth. Explain your answer. s = 48.33 explain:
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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Transcribed Image Text:QUESTION 2
Elaine rolls a 20-sided die a total of 7 times. Her results are given below:
Need
undogh
answe?
watA Cines
20 5 18 8 7 6 20
a. What is the range? Explain your answer.
range =
explain:
b. Determine the mean of Elaine's die rolls by using the formula for mean. Make sure to explain your answer or show your work.
rea
X =
explain:
c. Complete the table below.
data value
deviation
deviation squared
20
8
64
20
8
64
18
6.
36
8
4
16
7
-5
25
6.
-6
36
-7
49
Total:
290
d. Using your work from c., determine the sample standard deviation to the nearest hundredth. Explain your answer.
S =
48.33
explain:
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