Basic Statistics
What is the median of 3, 5, 7, 9 and 11?
7
What has hands but cannot clap?
Clock
Which planet has the shortest day in our solar system?
Jupiter
Which country has the largest land area in the world?
Russia
A woman says about a man, “His mother is the only daughter of my mother.” How is the man related to the woman?
Her son
A very small p-value gives evidence against which hypothesis?
Null hypothesis
I am lighter than a feather, but even the strongest person cannot hold me for very long. What am I?
Breath
What molecule carries genetic information in most living organisms?
DNA
Who wrote The Discovery of India?
Jawaharlal Nehru
Five students—P, Q, R, S and T—stand in a line. P is before Q, Q is before R, S is after R, and T is before P. Who is definitely first?
T
If two events cannot occur together, what are they called?
Mutually exclusive events
I am full of keys but cannot open a single door. What am I?
A keyboard.
What is the basic unit of life?
Cell
Which country is known as the Land of the Rising Sun?
Japan
If today is Wednesday, what day will it be 100 days from today?
Friday
A dataset has a strong positive skew. Which measure of central tendency is generally the smallest: mean, median, or mode?
mode
A man shaves several times a day but still has a beard. Who is he?
Barber
If you are in a vacuum, can sound travel from one person to another?
No. Sound needs a medium to travel.
Which country has a national flag that is not rectangular?
Nepal
If a doctor gives you three pills and tells you to take one every half hour, how many minutes will it take before you have taken all the pills?
60 mins or 1 hr
A researcher surveys only students who volunteer to participate. What type of bias may occur?
Selection bias
The more you take away from me, the bigger I become. What am I?
A hole
If you keep cutting a magnet into smaller pieces, can you obtain an isolated north pole?
No. Each piece still has both a north and south pole.
Which is the only continent through which the Equator, Tropic of Cancer and Tropic of Capricorn pass?
Africa
Two fathers and two sons went fishing. Each caught one fish, but they caught only three fish in total. How is this possible?
They were three people — grandfather, father, and son