Assignment in "Advanced Statistics"

Problem: What is the effect of the type of water to the life of goldfish?

Objective: To determine the effect of the type of water to the life of goldfish.

Materials: The following materials were used: 3 identical clear bowls, 6 goldfish, 3 aquatic plants, types of water: river water, sea water, and tap water.

Procedure: Three tpres of water with the same amount were placed in 3 identical clear bowls. An aquatic plant was placed in each bowl and 2 goldfish each. The 3 bowls were then placed in a room. Every after 3 days, the goldfish were observed.