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The following values represent the number of cars owned by t

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The following values represent the number of cars owned by t [#permalink] New post 06 May 2019, 04:48
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Question Stats:

66% (00:46) correct 33% (01:15) wrong based on 21 sessions
The following values represent the number of cars owned by the 20 families on Pearl Street.

1, 1, 2, 3, 2, 5, 4, 3, 2, 4, 5, 2, 6, 2, 1, 2, 4, 2, 1, 1

What is the probability that a family randomly selected from Pearl Street has at least 3 cars?

(A) \(\frac{1}{6}\)

(B) \(\frac{2}{5}\)

(C) \(\frac{9}{20}\)

(D) \(\frac{13}{20}\)

(E) \(\frac{4}{5}\)
[Reveal] Spoiler: OA

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Re: The following values represent the number of cars owned by t [#permalink] New post 20 Apr 2020, 14:37
Expert's post
total 8 such values out of 20 families >=3 cars
so P
8/20 ; 2/5

b is the answer
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Re: The following values represent the number of cars owned by t [#permalink] New post 25 Jun 2020, 01:45
Carcass wrote:
total 8 such values out of 20 families >=3 cars
so P
8/20 ; 2/5

b is the answer


My answer is correct. Thanks @Carcass and team I was awful in probability topic but now atleast i can do easier ones correctly. Thanks to this club. You guys are wonderful
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Re: The following values represent the number of cars owned by t [#permalink] New post 25 Jun 2020, 01:55
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I would not be concerned that much.

Maybe you will see one question if not zero during the test.

I would concentrate rather on number of properties or statistics.

Regards
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Re: The following values represent the number of cars owned by t [#permalink] New post 25 Jun 2020, 16:51
Carcass wrote:
I would not be concerned that much.

Maybe you will see one question if not zero during the test.

I would concentrate rather on number of properties or statistics.

Regards


Number properties
Geometry
Statistics
Data analysis
and Algebra are most important right?
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Re: The following values represent the number of cars owned by t [#permalink] New post 26 Jun 2020, 08:00
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Yes
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Re: The following values represent the number of cars owned by t   [#permalink] 26 Jun 2020, 08:00
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The following values represent the number of cars owned by t

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