Answer:
Average height of sunflowers is:
177.5 cm
Explanation:
Average is calculated as sum of all observations divided by number of observations
The heights of six sunflowers are 135.0 cm, 162.5 cm, 180.0 cm, 235.0 cm, 185.0 cm, and 167.5 cm.
Average=

Average=

Average= 177.5
Hence, Average height of sunflowers is:
177.5 cm