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.
Mean of a group of 10 numbers is 10.8 and standard deviation for this
[#permalink]
30 Sep 2024, 23:47
30 Sep 2024, 23:47
Expert Reply
00:00
Question Stats:
76% (00:27) correct
23% (00:33) wrong based on 13 sessions
Hide Show timer Statistics
Mean of a group of 10 numbers is 10.8 and standard deviation for this group is 0
Quantity A |
Quantity B |
Range of the given group of numbers |
0 |
- 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
Re: Mean of a group of 10 numbers is 10.8 and standard deviation for this
[#permalink]
06 Oct 2024, 05:01
06 Oct 2024, 05:01
Standard deviation = 0 means all numbers are the same.
Hence, range = 0
Hence, range = 0
Re: Mean of a group of 10 numbers is 10.8 and standard deviation for this
[#permalink]
08 Nov 2024, 10:58
08 Nov 2024, 10:58
1
Only the series consisting of all the same numbers is of the standard deviation 0. It is clear the series of interest must include only 10.8. That means the range is 0, too.
