You have found the following ages (in years) of 4 zebras. The zebras are randomly selected from the 45 zebras at your local zoo: 14 15 9 1 Based on your sample, what is the average age of the zebras? What is the estimated variance of the ages? You may round your answers to the nearest tenth.

2/3

step-by-step explanation:

the slope of a line is equal to the rise/run. in this case the line rises 2 units for every +3 units it moves

if farmer matt works for 8 hours a day, how many days will it take him to completely plant 12 rows of crops? each batch of cookies needs 3/4 cups of sugar.

step-by-step explanation:

add the numbers under frequency to find the total number:

5 + 8 +7 + 4 + 0 +1 = 25

the answer is 25.

35%

step-by-step explanation: