In other words, the probability that a person will affirm an item is a logistic function of the difference between the person's ability and the difficulty of the item [b] (i.e. the ability required to affirm item i), and only a function of that difference.
Formally the probability that a person will affirm an item (in its dichotomous form) is a logistic function of the difference between the person's ability and the difficulty of the item [b] (i.e. the ability required to affirm item i), and only a function of that difference.
When a PRO instrument is used to discriminate between persons with different abilities, someone with higher ability is expected to affirm all items endorsed by a person with lower ability in addition to items representative of higher ability.
Ability to support himself.
I long to live in a country that supports my ability as a rabbi to affirm the love of two consenting adults -- whether gay or straight -- who want to make a holy commitment to one another.
Consider teaching courses at local universities, but in the absence of formal classroom experience, there are other ways to affirm "your ability to improve the skill set and knowledge of the people around you," says Steel.
While some critics will say that Donovan should try to move to a more difficult league to cement his legacy like Howard or Clint Dempsey, he has made it clear that his next decision won't be to affirm his ability.
Carers need to be offered opportunities to affirm their ability to carry on, or be offered alternative support for themselves and their family member in order to avoid becoming overwhelmed.
Besides, prices are the point of Harry Cipriani, which exists to affirm its patrons' ability to throw away money.
As Frank Bruni wrote in The Times in November, in a review that gave the restaurant a rating of poor, "prices are the point of Harry Cipriani, which exists to affirm its patrons' ability to throw away money".
"It is a positive step for universal justice and the citizens of Chile to affirm their independence and their ability to apply the law to the biggest criminal in the history of Chile," said Joan Garces, a Spanish lawyer.
