Understanding Hypotheses and Conclusions

Understanding Hypotheses and Conclusions

Assessment

Interactive Video

Mathematics

8th - 10th Grade

Practice Problem

Hard

CCSS
6.NS.C.7C

Standards-aligned

Created by

Mia Campbell

FREE Resource

Standards-aligned

CCSS.6.NS.C.7C
The video tutorial explains how to identify the hypothesis and conclusion in a statement by rewriting it as an if/then statement. It distinguishes between mathematical and scientific hypotheses, emphasizing the importance of clarity in identifying the hypothesis and conclusion. The tutorial evaluates the truth of the statement 'the absolute value of x is greater than 0 for all real numbers x,' concluding that it is sometimes true, as it fails for x = 0.

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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the first step in identifying the hypothesis and conclusion of a statement?

Rewrite the statement as an if/then statement.

Identify the variables in the statement.

Determine the truth value of the statement.

Compare it with a scientific hypothesis.

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In the statement 'If x is a real number, then the absolute value of x is greater than 0', what is the hypothesis?

x is an integer.

The absolute value of x is greater than 0.

x is a real number.

x is greater than 0.

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the conclusion in the statement 'If x is a real number, then the absolute value of x is greater than 0'?

x is a real number.

x is an integer.

The absolute value of x is greater than 0.

x is less than 0.

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How does a scientific hypothesis differ from a mathematical hypothesis?

A scientific hypothesis is an explanation for phenomena that can be tested.

A mathematical hypothesis is always true.

A scientific hypothesis is not testable.

A scientific hypothesis is always false.

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is an example of a scientific hypothesis?

If x is a real number, then x is positive.

If it rains, the ground gets wet.

Blueberries help reduce the risk of cancer.

The sum of two even numbers is even.

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the main question to consider when evaluating the statement 'If x is a real number, then the absolute value of x is greater than 0'?

Is the statement always true?

Is the statement written in if/then form?

Is the statement a scientific hypothesis?

Does the statement involve integers?

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which number disproves the statement 'If x is a real number, then the absolute value of x is greater than 0'?

1

-1

0

2

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