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Q. Show Frequency Tables?
Ans.
A frequency table is used to show how often a piece of data occurs.
Example: Michelle decides to keep track of the number of phone calls she gets in one week. She records the information in a frequency table. Find the mean number of phone calls Michelle receives in a day.
Solution: The mean is given by
The mean number of phone calls Michelle receives in one day is 6.5.
(a) An unordered pair fm; ng with 1 ≤ m ≠ n ≤ 6 is called a duad. List the 15 duads. (b) There are 15 ways to partition {1, ......, 6 } into 3 duads, such as { {1; 2}, {3, 4},
the sides of a quad taken at random are x+3y-7=0 x-2y-5=0 3x+2y-7=0 7x-y+17=0 obtain the equation of the diagonals
lbl 2 lcl 2 sin 2 θ
Two boys A and B are at two diametrically opposite points on a circle. At one instant the two start running on the circle; A anticlockwise with constant speed v and B clockwise wit
in a triangle angle a is 70 and angle b is 50 what is angle c.
show that the circle described on any focal chord of the parabola touches the directrix
How does your answer to this question compare with mine, which follows? i) To begin with, 1 laid the beads out in a row for counting, so that I wouldn't leave any out or count a
as part of the markwting mix
Show that the points (3, 0), (4, 5), (-1, 4) and (-2, -1) taken in order are the vertices of a rhombus. Also find the area of the rhombus.
if .77x + x = 8966.60, what is the value of x?
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