GRE Prep Club Daily Prep
Thank you for using the timer - this advanced tool can estimate your performance and suggest more practice questions. We have subscribed you to Daily Prep Questions via email.
Customized
for You
Track
Your Progress
Practice
Pays
Not interested in getting valuable practice questions and articles delivered to your email? No problem, unsubscribe here.
Standard Deviation of 4, 5, 6, 7, 8, 9
[#permalink]
22 Sep 2024, 23:51
22 Sep 2024, 23:51
Expert Reply
00:00
Question Stats:
60% (00:28) correct
40% (01:05) wrong based on 20 sessions
Hide Show timer Statistics
Quantity A |
Quantity B |
Standard Deviation of 4, 5, 6, 7, 8, 9 |
Standard Deviation of 33, 33, 34, 34, 35, 35 |
- Part of the project: GRE Quant & Verbal ADVANCED Daily Challenge 2024 Edition - Gain 20 Kudos & Get FREE Access to GRE Prep Club TESTS
- Also replying to the unanswered questions
Standard Deviation of 4, 5, 6, 7, 8, 9
[#permalink]
24 Sep 2024, 18:26
24 Sep 2024, 18:26
1
Standard Deviation is the spread around the mean, so we see that spread around mean of A is larger than the spread around mean of B
=> A
=> A
Re: Standard Deviation of 4, 5, 6, 7, 8, 9
[#permalink]
08 Nov 2024, 11:57
08 Nov 2024, 11:57
1
podknee wrote:
Standard Deviation is the spread around the mean, so we see that spread around mean of A is larger than the spread around mean of B
=> A
=> A
First sign is the range. That of first series is 9-4=5, the second is 35-33=2. Second sign is the spread of the numbers of first series and approximate sameness of the second series.
