1G Practice: Inductive Arguments - Are the inductive arguments strong or weak?

. Is the following inductive argument strong or weak?

Shane tossed a coin ten times, and in each case it came up heads. Therefore, the next toss will be heads.

. Is the following inductive argument strong or weak?

Most fruit have seeds. I am eating an orange, so I am eating something with seeds.

. Is the following inductive argument strong or weak?

Approximately 45% of women above the age of 20 live to be 85. Ann is 21, so Ann will live to be at least 85.

. Is the following inductive argument strong or weak?

Virtually no Civil War battles were fought west of Texas. So the Civil War veteran you are descended from probably didn't fight west of Texas.

. Is the following inductive argument strong or weak?

Almost all dogs bark. I hear something barking. So it's probably a dog.

. Is the following inductive argument strong or weak?

Almost every duck quacks. Lo, there is a duck! I expect that yonder duck quacks.

. Is the following inductive argument strong or weak?

Only twelve men have ever walked on the moon. So the next person you meet has not walked on the moon.

. Consider this argument:

“The lamp in your room does not work, so the light bulb is defective.” Would the following claim strengthen or weaken that argument?

The lamp is not plugged into the wall socket correctly.

. Consider this argument:

“The lamp in your room does not work, so the lightbulb is defective.” Would adding the following claim strengthen or weaken that argument?

Every other electrical fixture in the room works.

. Consider this argument:

“Your car won’t start. So your battery is dead.” Would adding the following claim strengthen or weaken that argument?

The battery is 5 years old.

. Consider this argument:

“Your car won’t start. So your battery is dead.” Would adding the following claim strengthen or weaken that argument?

The battery terminal clamps are loose.

. Consider this argument:

“The gas pump automatically stopped pumping gas; therefore, the car's gas tank is full.” Would the following claim strengthen or weaken that argument?

The person prepaid ten dollars for gas.

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