With the free CK-12 FlexBookÂ® app for smartphones, you have the power to read the entire collection of CK-12 FlexBookÂ® textbooks on your phone. All CK-12 FlexBookÂ® textbooks are aligned to content standards. You can also download the textbooks on your phone to read offline, for those times when you donât have Wi-Fi or cellular connection, making CK-12 content available anytime, anywhere, even without connectivity. You can download as many FlexBookÂ® textbooks as you want, limited only by the storage space on your phone. Want to make room for new FlexBooksÂ®? You can alway
FlexBook is a free educational mobile app By CK-12 Foundation.It helps students in grades HS practice the following standards ,,.
1. HSS.IC.A.1 : Understand statistics as a process for making inferences about population parameters based on a random sample from that population..
2. HSS.IC.A.2 : Decide if a specified model is consistent with results from a given data-generating process, e.g., using simulation. For example, a model says a spinning coin falls heads up with probability 0.5. Would a result of 5 tails in a row cause you to question the model?.
3. HSS.IC.B.3 : Recognize the purposes of and differences among sample surveys, experiments, and observational studies; explain how randomization relates to each..
Developer URL: https://www.ck12.org/
Software Version: 1.0.5