A __________ is a group that shares some feature in common, for example, year of birth

In industrialized nations, childhood diseases have declined dramatically during the past half century, largely as a result of

A) generous government nutrition programs. B) government-funded health care. C) widespread immunization of infants and young children. D) a reduction in the number of viral and bacterial infections worldwide.

The results of a study using a t test for dependent means involving 45 participants that yielded a t score of 2.89, which was significant at the .01 level, would be reported in a journal article in symbols and numbers as __________

Fill in the blanks with correct word