Assume That You Are Testing the Difference in the Means

question 22

Multiple Choice

Assume that you are testing the difference in the means of two independent populations at the 0.05 level of significance. The null hypothesis is: H0 : μA - μβ ≥ 0 and you have found the test statistic is What should you conclude?

• A) The mean of pop. A is greater than the mean of pop. B because p-value < α.
• B) The mean of pop. A is greater than the mean of pop. B because p-value > α.
• C) There is no significant difference in the two means because p-value > α.
• D) The mean of pop. B is greater than the mean of pop. A because p-value < α.

---

Definitions:

Jean Piaget

A Swiss psychologist known for his pioneering work in child development and cognitive psychology.

Sensorimotor Stage

The first stage in Piaget's theory of cognitive development, where infants learn about the world through their senses and motor activities.

Cognitive Accomplishment

A significant achievement or milestone in the development of cognitive abilities, such as problem-solving, memory, or understanding complex concepts.

Jean Piaget

A Swiss psychologist known for his pioneering work in child development and his theory of cognitive development stages.