If your test statistic is positive, first find the probability that Z is greater than your test statistic (look up your test statistic on the Z-table, find its corresponding probability, and subtract it from one). Then double this result to get the p-value. How do you find p-value from Z? To find out the z-score, […]

Add or subtract seconds in Google Sheets You can use the TIME function to add or subtract up to 60 seconds: =Start time + TIME(0, 0, N seconds) For example, add 30 seconds: =A2+TIME(0,0,30) To calculate over 60 seconds, use simple maths: =Start time + (N seconds / 86400) Add 700 seconds: =A2+(700/86400) How do […]

Understanding Percentage Change If the price increased, use the formula [(New Price – Old Price)/Old Price] and then multiply that number by 100. If the price decreased, use the formula [(Old Price – New Price)/Old Price] and multiply that number by 100. How do you find Percent change in price and quantity demanded? Find the […]

How to use Monte Carlo methods Set up the predictive model, identifying both the dependent variable to be predicted and the independent variables (also known as the input, risk or predictor variables) that will drive the prediction. Specify probability distributions of the independent variables. When would you use a Monte Carlo simulation? Monte Carlo simulations […]

This is done as follows: Open the flipbook on your mobile device. Press on the ‘Hamburger’ icon. In the Save section, tap the Full Publication option and wait until the download is completed. The PDF will be opened in your default app. Tap on the 3 dots in the menu and tap on Print. How […]

A 90% confidence level means that we would expect 90% of the interval estimates to include the population parameter; a 95% confidence level means that 95% of the intervals would include the parameter; and so on. What does a 90 confidence interval mean? In easy terms ” A confidence interval is the probability that a […]

The subject of your email is perhaps the most important few words in the entire email. It is the first impression, it is your tagline, it is the reason the recipient will, or will not open it. The purpose of the subject line is to get the person reading to say three simple words: “Tell […]

To apply a picture style: Select the picture. Select the Format tab. Click the More drop-down arrow to display all of the picture styles. Hover over a picture style to display a live preview of the style in the document. Select the desired style. How do you apply Picture Style in Word 2020? Quickly apply […]

Skype for Business works with your other Office programs, so you can chat, call, or join a meeting with a click. Online meetings are created just like regular ones in Outlook. Call-in info and links are added to the invite automatically.Your contacts can still attend even if they don’t have Skype for Business. Is there […]

You can cancel a merge to disconnect a mail merge publication or a catalog merge template from its data source. Click Mailings tab > Select Recipients, and then click Cancel Merge. When asked if you want to cancel the merge, click Yes. How do I recall a mail merge in Outlook? Go to Mail and […]