Questions and Answers
What is the probability of a blue jay being the next bird Papa sees?
0.421
If Papa sees 300 birds, how many blue jays can we expect to see?
126
What is the probability that the next page Luna turns will contain an advertisement?
40%
If there are 80 pages in this week's edition, how many pages can Luna predict will have advertisements?
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If 480 butterflies visit Ellie's garden, how many can we expect will be giant swallowtails?
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What is the approximate probability that next year will have more than 5 inches of rain?
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What is the approximate probability related to the high temperature on July 4th over a 15-year period?
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What is the height probability of the 10 sunflowers grown in PJ's garden?
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Study Notes
Bird Observation and Probability
- Papa observed feeding birds: 59 blue jays, 68 black crows, 12 red robins, 1 cardinal.
- Probability of the next bird being a blue jay: 0.421.
- Expectation for 300 total birds observed: 126 blue jays.
Advertisement Observation in Publications
- In 12 issues of "Rise Over Run Weekly," 384 out of 960 pages had ads.
- Probability of the next page containing an ad: 40%.
- For the current week’s edition with 80 pages, expected pages with ads: 32.
Butterfly Garden Observations
- In one hour, Ellie observed 32 monarchs, 56 gulf fritillaries, and 8 giant swallowtails.
- If a total of 480 butterflies visit, expected giant swallowtails: 40.
Weather and Temperature Data
- Probability of more than 5 inches of rainfall in the next year: 70%.
- Probability related to high temperature on July 4th over 15 years: 0.53.
Sunflower Growth Observation
- Graph shows heights of 10 sunflowers in PJ's garden.
- Ratio of sunflowers meeting certain height criteria: 1/2.
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Description
Test your knowledge of experimental probability through engaging flashcards and practical examples. This quiz will challenge you to calculate probabilities based on real-life scenarios involving birdwatching. Perfect for students at level G who want to improve their statistical reasoning skills.
