A teacher weighed the backpacks of 4 students. Here are the weights (in kilograms): 5,7,9,11 The mean is = 8 kg. Which of these formulas gives the standard deviation? Choose 1 answer. = 8z = 8z = 8₂ = 5+7+9+11 4 (5-8) + (7-8) + (9-8) + (11-8) ය. တ (5-8)²+(7-8)2 + (9-8)2 + (11-8)² 3 (5-8) + (7-8) + (9-8) + (11-8) 3 (5-8)²+(7-8)² + (9-8)² + (11-8)² 3

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5, 7, 9, 11
A teacher weighed the backpacks of 4 students. Here are the weights (in kilograms):
C
The mean is I = 8 kg.
Which of these formulas gives the standard deviation?
Choose 1 answer:
B
S₂ =
S₂ =
S₂ =
Sample standard deviation
Google Classroom
5+7+9+11
4
(5-8) + (7-8) + (9-8) + (11-8)
3
(5-8)² + (7-8)² + (9-8)² + (11-8)²
3
S = V
S₂ = √
(5-8) + (7-8) + (9-8) + (11-8)
3
(5-8)2+(7-8)² + (9-8)² + (11-8)²
3
Stuck? Review related articles/videos or use a hint.
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Transcribed Image Text:Courses > Search 5, 7, 9, 11 A teacher weighed the backpacks of 4 students. Here are the weights (in kilograms): C The mean is I = 8 kg. Which of these formulas gives the standard deviation? Choose 1 answer: B S₂ = S₂ = S₂ = Sample standard deviation Google Classroom 5+7+9+11 4 (5-8) + (7-8) + (9-8) + (11-8) 3 (5-8)² + (7-8)² + (9-8)² + (11-8)² 3 S = V S₂ = √ (5-8) + (7-8) + (9-8) + (11-8) 3 (5-8)2+(7-8)² + (9-8)² + (11-8)² 3 Stuck? Review related articles/videos or use a hint. Report a problem 2 of 4 000 31
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