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What is the minimum number of trials necessary if all interactions are ignored when an experiment has 3 factors with 2 levels and 1 factor with 3 levels?
2*2*2*3 = 24 trials.
Factorial Designs and interactions?
They are an important aspect of experimental design when you have two (or more) explanatory factors are different levels and the effect of the factors may be different from simply the sum of the effects of each factor separately - because of interaction between factors.
How do you calculate the heating ducts for a house?
To calculate the heating ducts for a house, you should consider factors such as the square footage and layout of the house, the insulation levels, the number and size of rooms, and the desired temperature. A professional HVAC contractor or engineer can perform a heat load calculation to determine the appropriate duct size and layout based on these factors to ensure efficient and effective heating distribution throughout the house.
How would you determine if a rectangle has a 90 degree right angle?
By definitions: two levels of them. If it is has a right angle, it must be 90 degrees. If it is a rectangle it must have right angles, otherwise it is not a rectangle.
What is the difference between O level and A level in British curriculum?
The"General Certificate of Education 'Ordinary' Level Examination", otherwise known as the "GCE 'O' Level" or the "O Levels" is the examination taken by students of Secondary Education in the United Kingdom, Commonwealth countries or regions associated with the British curriculum. The "GCE 'O' Level" is a subject-based qualification.The "GCE 'O' Level" functions as to determine the standards of middle-secondary students and usuallynot required in the entry to college.This usually encompasses students of Grade 8 to Grade 10.The "General Certificate of Education 'Advanced' Level Examination", otherwise known as the "GCE 'A' Level" or the "A Levels" is the examination taken by students of Post-Secondary Education or Pre-University Education in the United Kingdom, Commonwealth countries or regions associated with the British curriculum. Similar to the "GCE 'O' Level", the "GCE 'A' Level" is also a subject-based qualification.The "GCE 'A' Level" functions as to determine the standards of post-secondary students and is an internationally-recognized qualification to enter recognized colleges or universities.This usually encompasses students of Grade 11 to Grade 12.
