Ask Experts Questions for FREE Help !
Ask
    sweetkendra's Avatar
    sweetkendra Posts: 37, Reputation: 2
    Junior Member
     
    #1

    Jan 28, 2008, 04:07 PM
    Elementary Statistics
    I am having so much trouble doing these, if someone could help I would appreciate it.

    Construct a percentile graph for the data below. Approximate to the nearest 10th the data value that corresponds to the 75th percentile. Lower bound upper bound Frequency
    9.5 15.5 7
    15.5 21.5 4
    21.5 27.5 5
    27.5 33.5 2
    33.5 39.5 2

    a. 40.5
    b. 16.1
    c. 23.5
    d. 26.3



    Find the estimate of the mean for the following grouped frequency distribution.
    lower limit upper limit frequency

    10 15 7
    16 21 4
    22 27 5
    28 33 2
    34 39 2


    Examine the following stem and leaf display. What is the median for the data set?

    4 2 5 8
    5 1 1 2 5 7
    6 0 0 1 5 6 6 9
    7 0 1 2 4 6 8
    8 1 3 5 7


    Construct a percentile graph for the data below. Approximate to the nearest 10th the data value that corresponds to the 75th percentile.
    lower bound upper bound Frequency

    9.5 15.5 7
    15.5 21.5 4
    21.5 27.5 5
    27.5 33.5 2
    33.5 39.5 2

    a, 40.5
    b. 16.1
    c. 23.5
    d. 26.3


    Many, many thanks in advance
    Karen
    Niese0114's Avatar
    Niese0114 Posts: 1, Reputation: 1
    New Member
     
    #2

    May 25, 2010, 06:13 PM
    Which branch of statistics would buy a hundred Toyotas, drive them into the ground, record the final mileage, and then write a report for Car and Driver?
    Choose one answer.
    a. predictive statistics
    b. descriptive statistics
    c. inferential statistics
    d. differential statistics

Not your question? Ask your question View similar questions

 

Question Tools Search this Question
Search this Question:

Advanced Search


Check out some similar questions!

Elementary Education [ 3 Answers ]

Call anyone tell me all they know about Elementary Education? Please it is for a project thank you. :)

Going from Secondary to Elementary [ 4 Answers ]

I currently hold an M.A. in Adolescent Education but do not have NYS Certification. However, I'm realizing that maybe I would be better teaching in an elementary school. I've heard that three years teaching in a private school can qualify a beginning teacher for certification in lieu of student...

Elementary Algebra [ 1 Answers ]

Can any one help me slove this equation: (1/3)(6x-9)=(1/2)(6x-4)

Elementary Algebra [ 1 Answers ]

If the length of a rectangle is doubled does the area double? Why?

My elementary school sweetheart [ 7 Answers ]

Ok, So my elementary school sweetheart pops back into my life about every 5 years. When we were kids we had a crush on each other but we did the usual kid things, he picked on me and I was mean in return. Both of our mothers are close friends so over the years of us not seeing each other and dating...


View more questions Search