Mrs. Harris is flipping a coin and spinning a spinner. The spinner has 4 equal sections labeled A-D. What is the probability the coin will land on heads and the spinner will land on the letter "A"?
1/8 or 0.125, or 12.5%
Mrs. Vasso has a spinner with 5 equal sections, each a different color. After only 10 spins, the pointer had landed on red 40% of the time. After a whopping 1,000 spins, the pointer landed on red only 22% of the time. How can Mrs. Vasso account for this change in experimental probability?
As the number of trials increase, the experimental probability reaches closer to the theoretical probability. (The Law of Large Numbers)
The classic wood carousel at Carousel Park has 32 jumping horses and 18 standing horses. What is the probability of randomly selecting a jumping horse?
16/25, 0.64, 64%
Mr. Stone ask students, "What's your favorite subject?" He tallies the results and finds that 60/100 or .6 or 60% of his students say "MATH". If he asks 20 more students, how many of those 20 do you predict will say "MATH".
12
A letter tile is randomly selected from a bag, recorded, and replaced 100 times. The results are listed below. What is the experimental probability of selecting the letter "E"? A = 16 E = 11 I = 29 O = 19 U = 25
11/100 or 0.11, or 11%
Bluey and Bingo are candidates for class president of the 6th grade. Curly, Moe, and Larry are candidates for vice president. How many winning combinations are possible?
6
Ms. Stephens recorded the types of birds that visit his bird feeder. Based on the results below, what is the probability the next bird will be a chickadee? Woodpecker = 3 Chickadee = 5 Cardinal = 1 Sparrow = 13 Blue Jay = 3
1/5, or 0.20, or 20%
Mrs. Verbel is packing for a trip. She packs a white blouse, a pink blouse, a blue blouse, and a green blouse. She also packs a black suit, a navy blue suit, and a gray suit. What is the probability that the first outfit she wears is the gray suit with a pink blouse?
1 out of 12
Mrs. Thompson spins a spinner with 5 equal sections numbered 1-5 and she spins another spinner with 5 equal sections with the letters A-E. What is the probability she will spin a 4 and a B?
1/25 or 0.04, or 4%