How many subsets of size 5 of the set s=(1,2,3,...20) contain at least two of the elements 1, 2, 3, 4, 5, 6?Selection By Combination:If we have to randomly select r elements (in the form of subsets) from a given set of n elements,...
What is the formula for permutations and combinations? How many 7 number combinations between 1 & 49? How many 5 number combinations between 1 & 69? How many permutations of the three items can be selected from a group of six? If all of the letters in 'aab' are rearranged...
How many subsets of size 3 of the set S = {1,2,...,15} contain at least one of the elements {1, 2,3} What are the limitations of a single-group post-test only design? How many ways are there for twelve women and six men t...
Before investing your time and money in a new business idea, you need to figure out how many customers you can expect. To do so, you must be aware of three market subsets: Thetotal available market (TAM)spans all people in the world that can potentially be your customers. TAM identifies...
The value-theory approach estimates how much value a product provides to customers and how many are willing to pay for that value. It’s the best formula to use when you’re introducing an innovative product or a new category in the market. ...
For large data tables, being able to tag these cells quickly is a valuable feature when many people are reviewing the same sheet. To automatically format the empty cells of your pivot table, right-click your table and click PivotTable Options. In the window that appears, check the box label...
In Microsoft Excel, the Subtotal feature is not limited to only totaling subsets of values within a data set. It allows you to group and summarize your data using SUM, COUNT, AVERAGE, MIN, MAX and other functions. Additionally, it creates a hierarchy of groups, known as an outline, which...
When trying to determine how many permutations are possible from n objects, we need to consider two different cases; when repetition is allowed and when repetition is not allowed. In both cases, we have a formula we can use to solve the problem....
How many positive integers less than 211 are relatively prime to 126? Consider all positive integers with 4 different digits. How many are divisible by 10? Include a formula in your answer. How many subsets of 3 distinct integers ...
How many subsets are there in a set with 10 elements? You are given 5 integers. Prove that it is possible to choose three of them in such a way that their sum is divisible by 3. How many 3-digit positive integers are there whose middle digit is equal to the sum of the first...