When statistical analyses indicate that a measure measures the construct it is supposed to measure, we say that it
a. is valid.
b. has good bandwidth.
c. is reliable.
d. is useful.
Question 2
Which of the following statements best describes the prevalence of learning disorders
by gender?
a. Reading disorder and disorder of written expression are more common in boys
than girls, while mathematics disorder is equally common in both sexes.
b. Reading disorder and disorder of written expression are more common in girls
than boys, while mathematics disorder is equally common in both sexes.
c. Reading disorder and disorder of written expression are more common in boys
than girls, while mathematics disorder is more common in girls.
d. Reading disorder and disorder of written expression are more common in girls
than boys, while mathematics disorder is more common in boys.
e. Reading disorder, disorder of written expression, and mathematics disorder are all
more common in boys than girls.
Much time and effort occurs between the development of a research idea and the statistical analysis
Measures of ocean chlorophyll-a concentrations from part of Atlantic Canada in (a) January 2006, and
Use of the tympanic thermometer to measure body temperature.
Calipers being used to measure body fat on the triceps of a patient.
Flexible exchange rates are supposed to prevent long-term trade deficits.
Construct a Lorenz curve that shows income distribution in this society.