Question 8(Multiple Choice Worth 1 points)
(06.02 MC)
Mary pulls out a bead from a bag containing white, red, and yellow beads. She records the color and places it back into the bag. The table below shows the frequency of each color after 100 beads are pulled out.
Color of Beads White Red Yellow
Number of Draws 27 35 38
How many white draws can you expect if the beads are pulled out 1,000 times?
270
350
390
926
Question 9(Multiple Choice Worth 1 points)
(06.04 MC)
Linda throws a dart that hits the square shown below:
A square is drawn. A circle of radius 9 units touches the sides of the square.
What is the probability that the dart hits a point in the circle?
18%
21.5%
78.5%
81%
Question 10(Multiple Choice Worth 1 points)
(06.02 HC)
A box contains 100 colored chips; some are violet and some are red. Wilson chooses a chip at random, records the color, and places it back in the bag. Wilson has recorded 9 violet chips and 16 red chips. Using these results, what is the predicted number of violet chips in the box?
11
25
36
75
Question 11(Multiple Choice Worth 1 points)
(06.04 MC)
A spinner is separated into 5 equal pieces, as shown below:
A spinner is shown with five colors, brown, blue, purple, orange and red marked on it. The arrow points towards the brown color.
Patrick spins the spinner 9 times. What is the theoretical probability that it stops on the brown sector on the last spin?
1 over 45
1 over 25
1 over 9
1 over 5
Question 12(Multiple Choice Worth 1 points)
(06.05 HC)
Henry tossed a coin several times and recorded the number of heads and tails in the following table:
Coin Experiment
Side of Coin Number of
Tosses
Heads 12
Tails 18
What is the experimental probability of getting heads?
0.4
0.7
1.2
1.8`