The Density of a Solution Is Measured Six Times with the Results

question 5

Multiple Choice

The density of a solution is measured six times with the results of 1.098,1.100,1.089,1.095,1.097 and 1.101 g/mL.Calculate the 95% confidence interval for the density.

• A)1)096₇  0.004₃ g/mL
• B)1)096₇  0.003₈ g/mL
• C)1)096₇  0.004₁ g/mL
• D)1)096₇  0.004₅ g/mL
• E)1)096₇  0.003₉ g/mL

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Definitions:

Premotor Cortex

A region of the frontal lobe of the brain involved in planning and coordinating movements before they are executed.

Movement Force

The force generated by muscles to produce motion, essential for physical activities and regulated by the nervous system.

Cerebral Palsy

A condition affecting body movement and muscle coordination, stemming from a stable brain injury or malformation that happens as the child's brain is being developed.

Hydrocephalus

Buildup of fluid pressure in the brain and, in infants, swelling of the head, if the flow of cerebrospinal fluid (CSF) is blocked; can result in intellectual impairment.