The Surface Area of a Paraboloid with Radius R and Depth

question 15

Multiple Choice

The surface area of a paraboloid with radius r and depth d is given by . The antenna of a radio telescope is a paraboloid measuring 89 feet across with a depth of 18 feet. Approximate (to the nearest 100 square feet) the surface area of the radio telescope.

• A)13,300 ft²
• B)7100 ft²
• C)1600 ft²
• D)25,900 ft²
• E)7600 ft²

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Definitions:

Null Hypothesis

The hypothesis that there is no significant difference or effect, typically the hypothesis a researcher tries to disprove.

Distribution

Describes how the values of a variable are spread or distributed across different categories or intervals.

P > .05

Indicates that the probability of obtaining the observed data under the null hypothesis exceeds 5%, typically leading to failing to reject the null hypothesis.

Null Hypothesis

A hypothesis suggesting no significant difference or effect, serving as the default assumption to be tested against the alternative hypothesis.