Statistics Review 2.0

When there is an outlier in the data set, the best measure of center is the __________,

• Mean
• Median
• Mode
• Range 

Which measure of center would represent the data the best?
Weight of dogs:  12, 18, 19, 14, 33, 20

• Mean
• Median
• Mode
• Range 

Larry wanted to determine the number of hours students at NGMS spend on homework.  He put all of the students' names in a hat and drew names .  The survery is ....

• Biased - convenience sample
• Biased - voluntary response
• Nonbiased - random sample
• Nonbiased - systematic random sample

Which measure of center best represents the data?  
Money earned:  $122, $120, $125, $115, $128

• Mean
• Median
• Mode
• Range 

Sam went to Mellow Mushroom Pizza and asked people if they liked pizza.  The sample is 

• Biased - Convenience
• Biased - Voluntary Response
• Nonbiased - Convenience
• Nonbiased - Voluntary Response 

How many cheeseburgers were sold yesterday in the cafeteria?  Is this a statistical question?

• Yes, It is a statistical question.
• No, it is not a statistical question.

How many pets do each of my neighbors own?  Is this a statistical question?

• Yes, it is a statistical question.
• No, it is not a statistical question.

There is a 16% chance that it will rain tomorrow.  The event is .....

• Impossible
• Unlikely 
• As likely as not
• Certain