Enter and manage datasets for statistical analysis. Perform descriptive statistics, hypothesis testing, and confidence interval calculations. Conduct linear, exponential, and power-law regression.
Prepare for nursing exams with over 1500 practice questions and 25 exams. Review incorrect answers repeatedly to improve retention. Access questions from SLE, MOH, DHA, HAAD, and NCLEX-RN tests.
Guess brand names from fragmented logos. Ask friends for help via Facebook. Learn about well-known brands through gameplay. Track progress and review answers. Share results with social media.
Study for the exam with questions and answers. Access a simulator to knowledge. Prepare for multiple branches including Army, Navy, Air Force, Marines, Space Force, and Coast Guard. Track progress and review explanations for each question.
Study for the exam with official questions and timed practice tests. Access clear explanations and quick learning tips. Track progress with statistics. Learn about Spain’s constitution, culture, and rights. Study anytime and anywhere.
Record and analyze birdsong using AI to identify species. Share audio data with scientists for bird conservation research. Track local bird activity and receive notifications about nearby species.
The app offers 17 probability distribution calculators, 10 hypothesis testing calculators, and 4 p-value calculators. Users can import and export datasets as PDF, Excel, CSV, or text files, and share results via AirPrint, email, or messages.
Analyze datasets by importing files or entering manually. Apply filters to focus on specific rows. View key statistics and visualizations for each variable. Understand results with plain English explanations of statistical methods.
Study for the A2 with video lessons, practice tests, and diagnostic quizzes. Track progress with grade reports and review chapters and a final exam to reinforce learning.