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The table above shows the distribution of test scores for a

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Director
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The table above shows the distribution of test scores for a [#permalink]

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New post 10 May 2010, 09:37
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Question Stats:

75% (00:30) correct 25% (00:34) wrong based on 108 sessions

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SCORE INTERVAL----------------NUMBER OF SCORES

50-59-------------------------- 2
60-69--------------------------10
70-79--------------------------16
80-89--------------------------27
90-99--------------------------18

The table above shows the distribution of test scores for a group of management trainees. Which score interval contains the median of the 73 scores?

A. 60-69
B. 70-79
C. 80-89
D. 90-99
E. It cannot be determined from the information given.
[Reveal] Spoiler: OA

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PS7.PNG
PS7.PNG [ 22.82 KiB | Viewed 3852 times ]


Last edited by Bunuel on 07 Apr 2012, 16:08, edited 1 time in total.
Edited the question and added the OA

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Re: PS7 [#permalink]

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New post 10 May 2010, 17:46
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The table above shows the distribution of test scores for a group of management trainees. Which score interval contains the median of the 73 scores?

Median of 73 data points is the middle term - 37rd score. First 3 score ranges cover total of 28 scores (2+10+16), 37rd will be in fourth range (it covers scores from 29 to 55).

Answer: C.
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PS question: need help [#permalink]

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New post 24 Oct 2010, 18:20
need help
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Re: PS7 [#permalink]

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New post 19 Apr 2011, 19:11
there are 73 scores , which is odd number of scores.

=> median is the middle number 37th term which will be in the 80 -89 range . we have 2+10+16 = 28 in first 3 ranges.

Answer is C.

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Re: PS7 [#permalink]

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New post 18 May 2011, 03:27
37th person.

80-89
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Re: The table above shows the distribution of test scores for a [#permalink]

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New post 16 Aug 2014, 12:25
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Re: The table above shows the distribution of test scores for a [#permalink]

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New post 13 Nov 2015, 22:17
Bunuel wrote:
The table above shows the distribution of test scores for a group of management trainees. Which score interval contains the median of the 73 scores?

Median of 73 data points is the middle term - 37rd score. First 3 score ranges cover total of 28 scores (2+10+16), 37rd will be in fourth range (it covers scores from 29 to 55).

Answer: C.



huow this 37 is coming? I am not getting. could you please elaborate?

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Re: The table above shows the distribution of test scores for a [#permalink]

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New post 14 Nov 2015, 10:32
robu wrote:
Bunuel wrote:
The table above shows the distribution of test scores for a group of management trainees. Which score interval contains the median of the 73 scores?

Median of 73 data points is the middle term - 37rd score. First 3 score ranges cover total of 28 scores (2+10+16), 37rd will be in fourth range (it covers scores from 29 to 55).

Answer: C.



huow this 37 is coming? I am not getting. could you please elaborate?


Let me ask you - which is the middle term, median of 73 scores arranged in ascending order?
_________________

New to the Math Forum?
Please read this: Ultimate GMAT Quantitative Megathread | All You Need for Quant | PLEASE READ AND FOLLOW: 12 Rules for Posting!!!

Resources:
GMAT Math Book | Triangles | Polygons | Coordinate Geometry | Factorials | Circles | Number Theory | Remainders; 8. Overlapping Sets | PDF of Math Book; 10. Remainders | GMAT Prep Software Analysis | SEVEN SAMURAI OF 2012 (BEST DISCUSSIONS) | Tricky questions from previous years.

Collection of Questions:
PS: 1. Tough and Tricky questions; 2. Hard questions; 3. Hard questions part 2; 4. Standard deviation; 5. Tough Problem Solving Questions With Solutions; 6. Probability and Combinations Questions With Solutions; 7 Tough and tricky exponents and roots questions; 8 12 Easy Pieces (or not?); 9 Bakers' Dozen; 10 Algebra set. ,11 Mixed Questions, 12 Fresh Meat

DS: 1. DS tough questions; 2. DS tough questions part 2; 3. DS tough questions part 3; 4. DS Standard deviation; 5. Inequalities; 6. 700+ GMAT Data Sufficiency Questions With Explanations; 7 Tough and tricky exponents and roots questions; 8 The Discreet Charm of the DS; 9 Devil's Dozen!!!; 10 Number Properties set., 11 New DS set.


What are GMAT Club Tests?
Extra-hard Quant Tests with Brilliant Analytics

Kudos [?]: 128578 [0], given: 12180

Manager
Manager
avatar
B
Joined: 03 Dec 2014
Posts: 122

Kudos [?]: 60 [0], given: 391

Location: India
Concentration: General Management, Leadership
GMAT 1: 620 Q48 V27
GPA: 1.9
WE: Engineering (Energy and Utilities)
Re: The table above shows the distribution of test scores for a [#permalink]

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New post 14 Nov 2015, 10:51
Bunuel wrote:
robu wrote:
Bunuel wrote:
The table above shows the distribution of test scores for a group of management trainees. Which score interval contains the median of the 73 scores?

Median of 73 data points is the middle term - 37rd score. First 3 score ranges cover total of 28 scores (2+10+16), 37rd will be in fourth range (it covers scores from 29 to 55).

Answer: C.



huow this 37 is coming? I am not getting. could you please elaborate?


Let me ask you - which is the middle term, median of 73 scores arranged in ascending order?



I got it. thankyou.

Kudos [?]: 60 [0], given: 391

Re: The table above shows the distribution of test scores for a   [#permalink] 14 Nov 2015, 10:51
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