Let’s imagine your guess for the next wait time was always just the length of the previous waiting time. If you always guessed the previous waiting time, how big would your error in guessing the waiting times be, on average? For example, since the first three waiting times are 79, 54, and 74, the average difference between your guess and the actual time for just the second and third eruption would be |79−54|

c.

step-by-step explanation:

all three statements are true

step-by-step explanation:

a shipping fee of 5% is charged online with every item purchased online

first let's just take each option and calculate them based on this, to see if the answers matched

keith buys a 40 dollar book

40 x 0.05 = 2

therefore there will be a two dollar fee on keith's book

40 + 2 =42

the first statement is true

a chair costs $80

80 x 0.05 = 4

80 + 4 = 84

the second statement is true

george buys a 20 dollar calculator

20 x 0.05 = 1

20 + 1 = 21

the third statements are true

all three statements are true

160 cm

step-by-step explanation:

you have to add all the sides together

the answer is: -22 also a

hope i

-lavira: )