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The following data shows marks obtained by 40 students in a Statistics test.
75 99 72 54 25 40 65 32 69 10 85 48 52 80
63 64 35 62 51 71 67 57 95 74 56 69 61
49 45 63 39 73 53 82 76 50 66 60 55 62
Construct a grouped frequency distribution with the intervals of 10 starting from
10-19, 20-29 etc
a) Find
i) Mode
ii) Median
iii) Inter-quartile range
iv) Co-efficient of variation based on Quartile
b) Comment on the
i) Symmetry
ii) Peakedness of the distribution
An occupational health inspector was interested in determining whether there is a difference in the loss in man-hours due to accidents by introducing a new safety programme. The
what''s the asset?
Imagine you are faced with the opportunity to play two coin flips, in which you get to call heads or tails prior to the flip of a fair, two-sided coin. (That is, heads and tails h
Suppose I ask you to pick any four cards at random from a deck of 52, without replacement, and bet you one dollar that at least one of the four is a face card (i.e., Jack, Queen, o
Arnold Palmer and Tiger Woods are two of the best golfers ever to play the game. To show how these two golfers would compare if both were playing at the top of their game, the foll
example for pure and impure spectrum
A car moves with constant velocity along a straight road. Its position is x1 = 0m at t1 = 0 seconds and is x2 = 56 m at t2 = 5.0 s. what is the cars position at t=2.5 seconds and
What is the complete answer and files for this document
S&V Industries manufactures book cases. Different sizes of cases are kept in inventory. The company has 80 man-hours and 36 pounds of wood available each day. 2 pounds of wood are
regression line drawn asY=C+1075x,when x was 2,and y was239,given that y intercept was11.calculate the residual.
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