1.
The following table shows the ages of the patients admitted in a hospital during a year.
Age (in years)
5-15
15-25
25-35
35-45
45-55
55-65
Number of patients
6
11
21
23
14
5
Find the mode,median and the mean of the data given above. Compare and interpret the two
measures of central tendency.
Answers
Answered by
1
Answer:
ok
Step-by-step explanation:
4x
2
−(5k+1)x+5x=0 be α and α+1
∴α+α+1=
4
5k+1
⇒α=
8
5k−3
and α(α+1)=
4
5k
⇒
8×8
(5k−3)(5k−3+8)
=
4
5k
⇒(5k−3)(5k+5)=80k
⇒(5k−3)(k+1)=16k
⇒5k
2
−14k−3=0
⇒(k−3)(5k+1)=0
⇒k=3,
5
−1
Hence, negative value of k is
5
−1
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