Continuous data can be grouped using a frequency tally. The class interval 0 ≤ \(x\) < 10 can have any values greater than or equal to 0 but less than 10 in it. This group includes anything exactly ...

Over the last decade, high-intensity interval workouts have bubbled to the top of the fitness list. They’re quicker, more time-efficient, and just as effective at boosting fitness and health—or more ...