Averages — true or false?

Exercise and reference answers

Questions

1. Statement is true

   Yes

   Statement

   Average of 1 to 10 is 5.5.

2. Statement is true

   Yes

   Statement

   If average of 5 numbers is 12, sum is 60.

3. Statement is true

   Yes

   Statement

   Average always lies between the smallest and largest value.

4. Statement is true

   No

   Statement

   Adding a constant k to each value leaves the average unchanged.