Quick Answer: What Is The 50 50 Rule?

What does a CPI of .78 mean?

A Cost Performance Index (CPI) of 0.89 means that the total budget is 89 cents to every financed dollar..

What is the current CPI rate for 2020?

Consumer prices increase 1.0 percent in the 12 months ending July 2020. The Consumer Price Index for All Urban Consumers (CPI-U) increased 1.0 percent from July 2019 to July 2020. Prices for all items less food and energy increased 1.6 percent over the last 12 months.

How would a project manager use the CPI?

How would a project manager use the CPI? Project managers can use CPI to measure the cost efficiency of project related work accomplished to date. It’s useful as an early warning signal and allows project managers to make budget or scope adjustments.

What is the difference between SPI and CPI?

The cost performance index (CPI) is a measure of the conformance of the actual work completed (measured by its earned value) to the actual cost incurred: CPI = EV / AC. The schedule performance index (SPI) is a measure of the conformance of actual progress (earned value) to the planned progress: SPI = EV / PV.

What does SPI stand for?

Serial Peripheral InterfaceSPI stands for Serial Peripheral Interface—it’s a de facto synchronous communication bus standard.

How many times do you need to memorize something?

It’s well established that repetition is key to memory. But one innovation, called mega-drilling, has proven especially powerful. According to this technique, “you’ve got to actively recall the memory 30 times,” Cooke says. So when you meet someone new, you might want to repeat her name 30 times.

How do you retain large amounts of information?

Here are a few proven study tips you can use to retain information.Teach someone else. We discussed this in a previous blog, but it’s worth repeating. … Know when you’re most alert and attentive. … Focus on one topic at a time. … Pause. … Write it down. … Make it interesting.

What does a CPI of 1 mean?

cost performance indexThe cost performance index (CPI) is a measure of the financial effectiveness and efficiency of a project. It represents the amount of completed work for every unit of cost spent. … A CPI of 1 means that the project is performing on budget. A CPI of less than 1 means that the project is over budget.

What is a good SPI?

As with the CPI, SPI values under 1 are not good because they mean the project is behind schedule. A value of 1 means the project is on schedule, and a value more than 1 means the project is ahead of schedule.

How can I study and never forget?

6 powerful ways to help you remember what you studySpaced repetition. Review material over and over again over incremental time intervals; … Active reiteration. To really embed the facts you are reading into your mind, teach them to someone else. … Directed note-taking. … Reading on paper. … Sleep and exercise. … Use the Italian tomato clock.

How many times do you have to read something to memorize it?

Once to understand it, probably 3-4 times to memorize details.

What is the 50/50 rule in project management?

A related rule is called the 50/50 rule, which means 50% credit is earned when an element of work is started, and the remaining 50% is earned upon completion.

How do you remember 90 of everything you learn?

According to research, learners retain approximately 90% of what they learn when they explain/teach the concept to someone else, or use it immediately. When you share, you remember better. It challenges your understanding and forces you to think. So, if nothing else, teach others for your own sake.

How do you retain information you hear?

Want to retain more of what you read and hear? These six simple tips that will do just that. Science says so.Create a memory. … Consolidate the memory. … Recall the memory. … Exercise to improve memory recall. … Chew gum to make stronger memories. … Drink coffee to improve memory consolidation.More items…•

What does SPI less than 1 mean?

running behind scheduleIf the ratio has a value higher than 1 this indicates the project is progressing well against the schedule. If the SPI is 1, then the project is progressing exactly as planned. If the SPI is less than 1 then the project is running behind schedule.