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Fifteen scenarios use random selection from containers (fish, pencils, marbles, tiles, juice boxes, bulbs, pens, books, mittens, and marbles) and random outcomes from spinners or number cubes. An answer key provides the correct likelihood category for each event, including cases with mixed ratios, equal counts, and events that cannot happen.",{"@graph":69,"@context":122},[70,84,105],{"@type":71,"itemListElement":72},"BreadcrumbList",[73,77,79,82],{"item":74,"name":75,"@type":76,"position":8},"https://docshare.wps.com","Home","ListItem",{"item":78,"name":9,"@type":76,"position":14},"https://docshare.wps.com/document/",{"item":80,"name":20,"@type":76,"position":81},"https://docshare.wps.com/document/exam/",3,{"item":83,"name":65,"@type":76,"position":19},"https://docshare.wps.com/document/describing-probability-impossible-to-certain-determine-event-likelihood/479751/",{"url":83,"name":65,"@type":85,"image":86,"author":91,"headline":65,"publisher":94,"fileFormat":97,"inLanguage":63,"description":67,"dateModified":98,"datePublished":99,"encodingFormat":97,"isAccessibleForFree":100,"interactionStatistic":101},"DigitalDocument",{"url":87,"@type":88,"width":89,"height":90},"https://docshare.wps.com/thumbnails/describing-probability-impossible-to-certain-determine-event-likelihood/479751.png","ImageObject",300,407,{"name":92,"@type":93},"4398046744996","Person",{"url":74,"name":95,"@type":96},"DocShare","Organization","application/pdf","2026-10-29","2026-09-30",true,{"@type":102,"interactionType":103,"userInteractionCount":19},"InteractionCounter",{"@type":104},"ViewAction",{"@type":106,"mainEntity":107},"FAQPage",[108,114,118],{"name":109,"@type":110,"acceptedAnswer":111},"How do you decide whether an event is impossible or certain?","Question",{"text":112,"@type":113},"An event is impossible if the desired outcome has zero matching items (or a spinner/number cube cannot produce it). It is certain when all possible outcomes match the desired event.","Answer",{"name":115,"@type":110,"acceptedAnswer":116},"What does it mean for two outcomes to be equally likely?",{"text":117,"@type":113},"Equally likely means the event and its alternative have matching counts/probabilities, such as selecting a tile when the numbers of blue and yellow tiles are the same.",{"name":119,"@type":110,"acceptedAnswer":120},"Why can a spinner landing result be impossible even if sections exist?",{"text":121,"@type":113},"If the spinner has sections of other colors or the desired color has no sections, landing on that color is impossible, even though the spinner always lands somewhere.","https://schema.org",{"og:url":83,"og:type":124,"og:title":65,"og:site_name":95,"og:description":67},"article",{"robots":126,"canonical":83},"index,follow",{"doc_id":128,"site_id":62},479751,1792834091,{"code":4,"msg":5,"data":131},{"doc_id":128,"user_id":132,"nickname":92,"user_avatar":66,"doc_module":4,"category_id":19,"category_name":20,"doc_title":65,"doc_description":67,"doc_content":133,"file_id":134,"file_url":135,"file_type":136,"file_size":137,"view_count":19,"is_deleted":4,"is_public":8,"is_downloadable":8,"audit_status":8,"page_count":81,"language":138,"language_code":63,"site_id":62,"html_lang":63,"table_of_contents":139,"faqs":140,"seo_title":141,"seo_description":67,"update_tm":142,"read_time":39},4398046744996,"Describing Probability (Impossible to Certain)  \nName:  \n\n| Determine whether each event is impossible, unlikely, equally likely, likely or certain.\u003Cbr>1) A pond has 10 orange fish and 10 spotted fish. Sarah nets one fish without looking. How likely is it that she nets an orange fish?\u003Cbr>2) A drawer has 7 short pencils and 7 long pencils. A student grabs one pencil without looking. How likely is it that the student grabs a short pencil?\u003Cbr>3) A cooler holds 10 bottles of water and nothing else. Mike grabs one bottle without looking. How likely is it that he grabs a bottle of water?\u003Cbr>4) A bag holds 8 striped marbles and 3 plain marbles. Emily picks one marble without looking. How likely is it that she picks a striped marble?\u003Cbr>5) A bag contains 12 yellow tiles and 12 blue tiles. A student picks one tile from the bag without looking. How likely is it that the student picks a blue tile?\u003Cbr>6) A cooler holds 5 apple juice boxes and 5 grape juice boxes. A camper grabs one juice box without looking. How likely is it that the camper grabs a grape juice box?\u003Cbr>7) A garden bed has 9 tulip bulbs and 3 daisy bulbs. Maria plants one bulb without looking. How likely is it that she plants a tulip bulb?\u003Cbr>8) A drawer contains 10 blue pens and 7 black pens. Amy grabs one pen without looking. How likely is it that she grabs a blue pen?\u003Cbr>9) A shelf has 5 mystery books and 10 science books. Paul picks one book without looking. How likely is it that he picks a mystery book?\u003Cbr>10) A drawer contains 5 pairs of blue mittens and 13 pairs of red mittens. Haley takes one pair without looking. How likely is it that she takes blue mittens?\u003Cbr>11) A spinner has 13 red sections and 13 blue sections, all equal in size. How likely is it that the spinner lands on red?\u003Cbr>12) A spinner has 3 gold sections and 6 silver sections, all the same size. How likely is it that the spinner lands on gold?\u003Cbr>13) A fish tank holds 8 goldfish and no other fish. Rachel scoops out one fish without looking. How likely is it that she scoops a goldfish?\u003Cbr>14) A number cube has faces numbered 1 through 6. Jerry rolls the cube one time. How likely is it that he rolls a 9?\u003Cbr>15) A bag contains 9 red marbles and no other marbles. Roger picks one marble without looking. How likely is it that he picks a red marble? |  |  |  | Answers\u003Cbr>1.  \u003Cbr>2.  \u003Cbr>3.  \u003Cbr>4.  \u003Cbr>5.  \u003Cbr>6.  \u003Cbr>7.  \u003Cbr>8.  \u003Cbr>9.  \u003Cbr>10.  \u003Cbr>11.  \u003Cbr>12.  \u003Cbr>13.  \u003Cbr>14.  \u003Cbr>15.   |  |  |  |  |  |  |  |\n| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |\n| \u003Cbr>\u003Cbr>Math\u003Cbr>[www.CommonCoreSheets.com](www.CommonCoreSheets.com)\u003Cbr>7\u003Cbr>1-10\u003Cbr>11-15 | 93 | 87 | 80 |  | 73 | 67 | 60 | 53 | 47 | 40 | 33 |\n|  | 27 | 20 | 13 |  | 7 | 0 |  |  |  |  |  |\n\nDescribing Probability (Impossible to Certain)  \nName: Answer Key  \n\n| Determine whether each event is impossible, unlikely, equally likely, likely or certain.\u003Cbr>1) A pond has 10 orange fish and 10 spotted fish. Sarah nets one fish without looking. How likely is it that she nets an orange fish? |  |  |  |  | Answers\u003Cbr>1.  equally likely  |  |  |  |  |  |  |  |\n| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |\n| 2) | A drawer has 7 short pencils and 7 long pencils. A student grabs one pencil without looking. How likely is it that the student grabs a short pencil? |  |  |  | 2.  equally likely \u003Cbr>3. certain |  |  |  |  |  |  |  |\n| 3) | A cooler holds 10 bottles of water and nothing else. Mike grabs one bottle without looking. How likely is it that he grabs a bottle of water? |  |  |  | 4.  likely  |  |  |  |  |  |  |  |\n| 4) | A bag holds 8 striped marbles and 3 plain marbles. Emily picks one marble without looking. How likely is it that she picks a striped marble? |  |  |  | 5.  equally likely  |  |  |  |  |  |  |  |\n| 5) | A bag contains 12 yellow tiles and 12 blue tiles. A student picks one tile from the bag without looking. How likely is it that the student picks a blue tile? |  |  |  | 6.  equally ","cbCaiuxsXa5F9SlV","https://ap.wps.com/l/cbCaiuxsXa5F9SlV","pdf",44777,"English","# Determine Event Likelihood\n## Random Selections and Containers\n## Spinners and Number Cubes\n## Answer Key","[{\"question\":\"How do you decide whether an event is impossible or certain?\",\"answer\":\"An event is impossible if the desired outcome has zero matching items (or a spinner/number cube cannot produce it). It is certain when all possible outcomes match the desired event.\"},{\"question\":\"What does it mean for two outcomes to be equally likely?\",\"answer\":\"Equally likely means the event and its alternative have matching counts/probabilities, such as selecting a tile when the numbers of blue and yellow tiles are the same.\"},{\"question\":\"Why can a spinner landing result be impossible even if sections exist?\",\"answer\":\"If the spinner has sections of other colors or the desired color has no sections, landing on that color is impossible, even though the spinner always lands somewhere.\"}]","Describing Probability - Impossible to Certain - Determine event likelihood | PDF",1790793815]