Results 1 to 3 of 3

Math Help - frequency distribution .........

  1. #1
    Member
    Joined
    Jul 2006
    Posts
    95

    frequency distribution .........

    question:For the frequency distribution given below:

    Length of Service

    7.5-7.9
    8.0-8.4
    8.5-8.9
    9.0-9.4
    9.5-9.9
    10.0-10.4

    No. of employees
    6
    22
    36
    18
    14
    4

    Calculate:

    (i) Cumulative frequencies
    (ii) Class boundaries
    (iii) Relative frequencies
    (iv) Mid points
    (v) Arithmetic Mean
    Follow Math Help Forum on Facebook and Google+

  2. #2
    Grand Panjandrum
    Joined
    Nov 2005
    From
    someplace
    Posts
    14,972
    Thanks
    4
    Quote Originally Posted by m777 View Post
    question:For the frequency distribution given below:

    Length of Service

    7.5-7.9
    8.0-8.4
    8.5-8.9
    9.0-9.4
    9.5-9.9
    10.0-10.4

    No. of employees
    6
    22
    36
    18
    14
    4

    Calculate:

    (i) Cumulative frequencies
    (ii) Class boundaries
    (iii) Relative frequencies
    (iv) Mid points
    (v) Arithmetic Mean
    (i) Cumulative frequencies

    Code:
    LoS     Cue   Rel Cue
    7.4       0       0.00
    7.9       6       0.06
    8.4      28       0.28
    8.9      64       0.64
    9.4      82       0.82
    9.9      96       0.96
    10.4    100       1.00
    (iii) Relative frequencies

    Code:
     
     LoS           RelFreq
    7.5-7.9         0.06
    8.0-8.4         0.22
    8.5-8.9         0.36
    9.0-9.4         0.18
    9.5-9.9         0.14
    10.0-10.4      0.04
    Follow Math Help Forum on Facebook and Google+

  3. #3
    Member
    Joined
    Jul 2006
    Posts
    95
    Hello,
    captain black plz check my work.thanks
    Attached Files Attached Files
    Follow Math Help Forum on Facebook and Google+

Similar Math Help Forum Discussions

  1. Help with Frequency Distribution?
    Posted in the Statistics Forum
    Replies: 1
    Last Post: March 24th 2011, 03:12 PM
  2. frequency distribution
    Posted in the Advanced Statistics Forum
    Replies: 0
    Last Post: May 19th 2010, 08:03 AM
  3. Frequency Distribution (Classes)
    Posted in the Statistics Forum
    Replies: 5
    Last Post: December 13th 2009, 05:38 AM
  4. Frequency Distribution?
    Posted in the Business Math Forum
    Replies: 3
    Last Post: April 22nd 2009, 12:41 PM
  5. Replies: 3
    Last Post: January 22nd 2009, 06:55 PM

Search Tags


/mathhelpforum @mathhelpforum