A statement or an idea which gives an explanation to a series of observations is called
A) Conclusion
B) Open sentence
C) Hypothesis
D) Result
1 Answers
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The mean score of 25 observations is 80 and the mean score of another 55 observations is 60. Determine the mean score of the whole set of observations
Correct Answer - 66.25
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A statement of idea which gives an explanation to a sense of observation is
A) Hypothesis
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Sum of observations /Number of observations = ...................
Correct option is C) Mean
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AM of 11 observations is 17.5 and one observation 15 is deleted from the data them the mean of remaining observations is………
Correct option is A) 17.75
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Statement `SO_(2)` can be used as reductant as well as oxidant. Explanation The oxidation number of `S` in `+4` in `SO_(2)` which lies between its min
Correct Answer - C `-do-`
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Statement: A micture of the solution of a weak acid and its conjugates base acts as a good buffer. Explanation: The ratio of the conjugates base acid
Correct Answer - D These are facts.
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Statement `1` equivalent of `K_(2)Cr_(2)O_(7)` has `1` equivalent of `K, Cr` and `O` each. Explanation Equivalent and milli-equivalent reacts in equal
Correct Answer - C Explanation is correct reason for statements.
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Statement `109 % H_(2)SO_(4)` represent a way to express concentration of industrial `H_(2)SO_(4)`. Explanation It represents that `9 g H_(2)O` reacts
Correct Answer - D Both are facts
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Statement: Temperature coefficient is the ratio of two rate constants preferably `35^(@)C` and `25^(@)C`. Explanation: It can also be given as `e^((-E
Correct Answer - D Both statement and explanation are correct.
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