The value axis is usually the vertical axis, or y-axis, of the chart. It is used to display numeric data values that are being charted. A field that is dragged into the data fields region will be plotted on the value axis. The category axis is usually the horizontal axis, or x-axis, of the chart.
Tuesday at 10am is most stressful time of week. The most stressful time of the working week is Tuesday at 10am, a study revealed. Half of British employees pin-pointed mid-morning on Tuesday as their 'stress peak' - when their workload becomes 'too much' and they start to crumble under the pressure.
These are thought to be caused by oversleeping on weekend mornings, going to bed later at night, or caffeine withdrawal. Also, if your stress level is high all week, the weekend release may trigger a headache. Over-the-counter pain medications can be helpful, as can sticking to your regular sleep-wake schedule.