You Want to Make Simultaneous Measurements of the Position and Velocity

question 68

Multiple Choice

You want to make simultaneous measurements of the position and velocity of an electron that is moving in the positive-x direction.If the velocity is measured to an accuracy of 10^-7 m/s,the limit of accuracy with which you can locate the electron is approximately

• A)zero
• B)6.6 \(\times\) 10^-27 m
• C)4.0 m
• D)7.3 km
• E)4.0 mm

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Definitions:

Population Means

The average of a set of characteristics or measurements for an entire population.

Alternative Hypothesis

A hypothesis that is adopted when there is sufficient evidence to reject the null hypothesis, often denoted H1.

Population Proportion

The ratio or fraction of members in a population that have a particular characteristic, often denoted by P.

Sample Proportion

The fraction of the sample that displays a certain property or characteristic.