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15. dr. brown collected zoological field samples of the following birds…

Question

  1. dr. brown collected zoological field samples of the following birds: yellow canaries, red and green lovebirds, and blue and green parakeets.

a. quantitative
b. qualitative
c. both

  1. mrs. davis collected samples from an ecosystem that included the following insects: 15 ladybugs, 7 leaf - footed bugs, and 11 lacewings.

a. quantitative
b. qualitative
c. both

  1. mrs. clark and coach dorsey are setting up a chemistry lab. they have beaker a with acid and beaker b with water. what is the proper procedure to mix water and acid in the lab?

a. it doesnt matter. you can mix water and acid in any order.
b. they should pour beaker bs water into beaker as acid.
c. they should pour beaker as acid into beaker bs water.
d. neither. you should never mix acid and water.

Explanation:

Response
15.
Brief Explanations

The samples are just types of birds without numerical values. Qualitative data describes qualities or characteristics.

Brief Explanations

The data includes counts (15 lady - bugs, 7 leaf - footed bugs, 11 lacewings) which are numerical values. Quantitative data is numerical.

Brief Explanations

When mixing acid and water, acid should be added to water slowly to avoid a dangerous exothermic reaction.

Answer:

B. Qualitative

16.