A. What is the sum of the deviations of each value from the mean equal? B. The w

Question

A. What is the sum of the deviations of each value from the mean equal? B. The weekly sales from a sample often computer a mean of $25, 900, a median of $25,000 and mode of $24, 500. What is the shape of the distribution? C. For which measure tendency must the data be ranked before it is possible to determine it? D. The _____ is the difference between the values of the first and third quartile, indicating the range of the middle 50% of the observations. E. _____ indicates that a distribution is not symmetrical. The long tail is tapering to the left direction. F. A _____ is the grouping of data into categories showing the number of observations in each category. G. Simple _____ may be constructed either horizontally or vertically. H. What is the ordering of observations from the largest to the smallest or vice versa? A value that is typical or representative of the data is referred as a _____? A distribution that has the same shape on either side of the center is said to be _____?

Explanation / Answer

A. what is the sum of the deviations of each value from the mean equal?
   Ans:Zero
B. The weekly sales from a sample of ten computers stores reveal a mean of $25,900 a median of $25,000 and mode of $24,500 what is the shape of the distrubution?
   Ans:Skewed right
C. For which measure of central tendency must be data be ranked before it is possible to determine it?
   Ans:Median
D.The --------------is the difference between the values of the first and third quartile,indicating the range of the middle 50% of hte observations
   Ans:Interquartile range
E. ---------------indicates that a distrubution is not symmetrical.The long tail is tapering to the left direction
    Ans:Negative skewed
F. A-----------is the grouping of adata into categories showing the number of observations in each category
   Ans: Frequency distrubtion
G. simple-------------------may be constructed either horizontally or verically
    Ans: Bar charts
H. wha tis the ordering of observations from the largest to the smallest or vice versa?
            A value that is typicallly or representative of the dat ais reffered as a
    Ans:Ordered array
           A distrubution that has the same shape on either side of the center is said to be
    Ans: Symmetrical

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