MathematicsStatistics (NTSE Stage2 (NationalLevel) ScholasticAptitude & Language Comprehension): Questions 8  12 of 12
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Question number: 8
» Mathematics » Statistics
Question
A card is drawn from a well shuffled pack of cards. The probability of getting a queen of club or a king of heart is
Choices
Choice (4)  Response  

a. 


b. 


c. 


d.  All of the above 

Question number: 9
» Mathematics » Statistics
Question
The mean of 78 numbers is 27. If each observation is divided by 3, the new mean is
Choices
Choice (4)  Response  

a.  9 

b.  27 

c.  18 

d.  None of the above 

Question number: 10
» Mathematics » Statistics
Question
If the mean and median of a set of numbers are 8.9 and 9 respectively, then the mode will be
Choices
Choice (4)  Response  

a.  8.2 

b.  9.2 

c.  10.2 

d.  7.2 

Question number: 11
» Mathematics » Statistics
Question
For the data 1,2, 2,3, 3,3, 4,4, 4,4, …, 9,9, the product of mean and mode equals to
Choices
Choice (4)  Response  

a.  9 

b.  285 

c.  57 

d.  45 

Question number: 12
» Mathematics » Statistics
Question
Ram’s income is more than that of Shyam. By how much percent is Shyam’s income is less than that of Ram?
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 

