7th 7-2 Theoretical Probability

What is the theoretical probability that the pointer will land in a section labeled with the letter A on a given​ spin?

• $\frac{1}{5}$

• $\frac{1}{10}$

• $\frac{3}{10}$

• $\frac{2}{5}$

If the given spinner was spun 300 times, about how many J's would you expect to get?

• 60

• 30

• 40

• 70

What is the P(greater than 2)?

• 12.5%

• 25%

• 75%

• 87.5%

Tags

CCSS.7.SP.C.5

CCSS.7.SP.C.7

What is the P(Even)?

• 12.5%

• 25%

• 50%

• 75%

At school there are the same number of boys and girls. A student is chosen at random to raise the flag. How many times is it expected that a boy will raise the flag over 30 days of​ school?

• 50

• 10

• 15

• 30

Richard​, Lenny​, Hanne​, and Raquel won a prize, one season ticket to see a basketball team. Each game one of them is chosen at random to go. If there are 68 games​ included, what is the expected amount of games that Raquel should expect to​ see?

• 15

• 17

• 19

• 21

There is a deck of 70 flashcards and each card has a different number ranging from 1 to 70. Find the theoretical probability of the event when picking from a deck of flashcards. P(Odd)

• $\frac{1}{2}$

• $\frac{2}{3}$
  

• $\frac{3}{4}$
  

• $1$
  

Find the theoretical probability of the given event when rolling a​ 16-sided game piece. Use pencil and paper. P(4)

• $\frac{1}{2}$

• $\frac{1}{4}$

• $\frac{1}{8}$

• $\frac{1}{16}$

Find the theoretical probability of the given event when rolling a​ 16-sided game piece. Use pencil and paper. P(number greater than 5)

• 37.5%

• 6.25%

• 31.25%

• 68.75%

A 12-sided die has faces numbers 1-12. If the​ 12-sided solid is rolled 180​ times, how many times would you expect either a​ 3, 9, or 11 to be​ rolled?

• 135

• 60

• 45

• 30