A physical instructor claims that the mean weight of students in school is greater than 82 kg with standard deviation 20. If a sample of size 81 students is selected with mean weight of 90. The test statistic equals to
The correct answer is B
Study the given pattern carefully and select the number that can replace the question mark (?) in it.
In a certain code language ‘POTTER’ is written as ‘RSVXGV’. What will be the code for the ‘DANGER’ in the same language?
...Find the odd word/ letters/number pair/number from the given alternatives.
How is K related to S?
Statements:
No kite is a thread.
A few threads are needles.
Only needles are sticks.
Conclusions:
I. A few threads may be sticks.
II. No kite is a needle.
Cyclone : Anticyclone :: Flood : ?
Number of times each letter is appearing in the given word is indicated in each alternative. Identify the correct one.
'IMMEDIATELY'
Select the one which is different from the other three responses.
What is the relation of T with respect to S?
QPO, NML, KJI,____, EDC