How to Give an Estimate

When giving an estimate for something, i get really anxious that my estimate is going to be wrong. And it just gives me a lot of comfort in providing a range,. Because then i know that it's probably right, rather than precisely wrong. I've run into this with a lot of folks who, exactly as you said, don't feel comfortable giving an estimate cause they fee likewell, i don't know. But you can always kind of start with, ok, you know,can you guess the price of product xs in a super market? Or can you guess the weight of this? You can come up with a number that is so low that it's clearly outside the bottom