Question 1169156: Question1:From the following data compute (i) Mean (ii) Median (iii) Mode (iv) Histogram (v) Frequency
Polygon
C.I 36 -- 40 41 - 45 46 - 50 51 - 55 56 - 60 61 - 65 66 - 70 71 - 75
f 6 7 18 19 10 5 3 2
Question2: The marks obtained by 10 students in Statistics (x) and accounting (y) at the professional examination
are as follow
Statistics
(x)
55 48 60 36 58 70 65 50 18 40
accounting
(y)
70 45 65 45 60 66 44 40 30 55
(a) Construct the regression line
(b) Calculate the coefficient of correlation
(c) Construct the scatter diagram and linear line
(d) Estimate the accounting marks if the statistics marks is 82.
Question3:i. How many three-digit numbers can be formed from the digit 0, 1, 2, 3, 4, 5 and 6 if each
digit can be used only once?
ii. How many of these are Even numbers?
iii. How many greater than 420?
Question4:In a poker consists of 5 cards, find the probability of holding
(a) 2 Aces (b) 2 face cards (c) 1 red
Found 2 solutions by Solver92311, ikleyn:
Answer by Solver92311(821)   (Show Source):
Answer by ikleyn(52778)  (Show Source):
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