A 90% Confidence Interval Is Constructed for the Population Mean

question 19

Multiple Choice

A 90% confidence interval is constructed for the population mean.If a 95% confidence interval had been constructed instead (everything else remaining the same) ,the width of the interval would have been ________ and the probability of making an error would have been _________.

• A)Wider;bigger
• B)Wider;smaller
• C)Narrower;bigger
• D)Narrower;smaller

Recognize the importance of diet and nutrition in maintaining caregivers’ health.

Understand the sequence and nature of cognitive developmental milestones as identified by Piaget.

Recognize the application and significance of scaffolding in educational practices.

Identify specific accomplishments during various stages of cognitive development (sensorimotor, preoperational, concrete operational, and formal operational).