Chapter 1, Problem 2STP

Summary Introduction

Introduction :

Conduction of an experiment to investigates a phenomenon in a controlled setting to test a hypothesis by using experimental description and data.

In the given experiment, a biologist wants to test seeds of one kind that can germinate better after freezing.

Answer to Problem 2STP

Correct answer :

The correct answer is option (C) 90 days.

Explanation of Solution

Explanation/justification for the correct answer :

Option (C) 90. The seeds germinate best which kept for 90 days in the freezer. The germinating rate is 66% which is the highest among the given days. So, the correct answer is option (C).

The explanation for the incorrect answer :

Option (A) 30. In 30 days the germination rate is 48%. So, this is an incorrect option.

Option (B) 60. In 60 days the germination rate is 56%. So, this is an incorrect answer.

Option (D) 120. In 120 days germination rate is 52%. So, this is an incorrect answer.