Independent or Dependent?

A bag contains 5 striped cubes, 3 dotted cubes, 4 white cubes and 3 red cubes. What is the probability of drawing a red cube, replacing it, and then drawing a white cube?

• independent

• dependent

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.7

CCSS.7.SP.C.8

Independent or Dependent?

A bag contains 2 striped cubes, 3 dotted cubes, 4 white cubes and 3 red cubes. What is the probability of drawing a white cube, not replacing it, and then drawing a dotted cube?

• dependent

• independent

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.7

CCSS.7.SP.C.8

Independent or Dependent?

Clinton has a bag of Skittles™. Inside the bag are 6 red, 4 orange, 7 yellow, 3 purple and 4 green Skittles™. What is the probability of drawing a green Skittle™, replacing it, and then drawing another green Skittle™?

• independent

• dependent

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.7

Independent or Dependent?

A pocket contains 3 pennies, 2 nickels, 3 quarters and 4 dimes. What is the probability of randomly choosing a quarter two times in a row if the first coin drawn is not replaced?

• dependent

• independent

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.7

CCSS.7.SP.C.8

A fruit basket contains 9 apples, 3 bananas, 7 oranges, 5 pears, and 1 grapefruit. Stanley randomly chooses a fruit, does not replace it, then chooses another. What is the probably that he choses two pears?

• ¹/₃₀

• ⁴/₁₂₅

• ¹/₁₀

• ⁹/₄₉

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.7

CCSS.7.SP.C.8

A quiz contains 5 true or false questions. If you guess on every question, what is the probability of getting all 5 questions correct?

• ¹/₆₀

• ¹/₃₂

• ¹/₂

• ¹/₁₀

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.7

Sarah will spin the two spinners at the same time. What is the probability that both spinners will land on a color that is not red?

• ¹/₆

• ⁴/₇

• ¹/₃

• ²/₆

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.7

CCSS.7.SP.C.8

A bag contains 5 quarters, 2 dimes, and 4 pennies. What is the probability of picking a quarter, not replacing it, and then picking a penny?

• ²⁰/₁₂₁

• ⁸/₁₂₁

• ²/₁₁

• ⁴/₅₅

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.7

CCSS.7.SP.C.8

On the spinner shown, there is a 25% chance of spinning red and a 25% chance of spinning blue. What is the probability of spinning red and then blue?

• 6.25%

• 5%

• 50%

• 12.5%

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.7

CCSS.7.SP.C.8