A Concave Spherical Mirror Has a Focal Length of 12

question 16

Multiple Choice

A concave spherical mirror has a focal length of 12 cm.If an erect object is placed 6 cm in front of it:

• A)the magnification is 2 and the image is erect
• B)the magnification is 2 and the image is inverted
• C)the magnification is 0.67 and the image is erect
• D)the magnification is 0.67 and the image is inverted
• E)the magnification is 0.5 and the image is erect

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Definitions:

Test Statistic

A value calculated from sample data that is used in hypothesis testing to decide whether to reject the null hypothesis.

P-values

Measures that help determine the significance of results obtained in statistical hypothesis testing, indicating the probability of observing results if the null hypothesis were true.

Levels Of Significance

A threshold in hypothesis testing that determines the probability at which the null hypothesis is rejected, often denoted by alpha.

P-value

The probability of obtaining test results at least as extreme as the observed results, assuming that the null hypothesis is true.