Answer:
Given
Step-by-step explanation:
When we prove a theorem using a proof, we start with a list of the given information.
Answer:
Step-by-step explanation:
<u>Given</u>:
Mean,

Standard deviation,

The Chebyshev theorem will be used for the solution of the given query,
i.e., 
(i)
⇒ 

The lower limit will be:
= 
= 
= 
The upper limit will be:
= 
= 
= 
hence,
The 75% houses sold are between:
⇒ (200000, 400000)
(ii)
⇒ 
By putting the values, we get





now,
⇒ 


(%)
hence,
88.88% houses sold between 150000 and 450000.
(iii)
⇒ 
By putting the values, we get





now,
⇒ 

(%)
hence,
85.21% houses are sold between 170000 and 430000.
Learn more:
brainly.com/question/20897803
1. correct
2. same as 1
3. 2/5, 2:5, .40, 40%
4. 3/5, 3:5, 0.60, 60%
Hope this helped☺☺
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