Find the proportion of observations of a standard normal distribution that are between the given z-scores.-1.2 and 0.5

A. 0.5601
B. 0.1934
C. 0.5764
D. 0.5784


Answer: C

Mathematics

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Provide an appropriate response.Using Heron's formula, find the area of the triangle as shown. Round the answer to four significant digits. 

A. 59.92 cm2 B. 168.4 cm2 C. 13.75 cm2 D. 8.900 cm2

Mathematics

List the intercepts of the graph. 

A. (-4, 0), (0, 4), (0, 1), (0, 5) B. (4, 0), (1, 0) (5, 0), (0, -4) C. (-4, 0), (1, 0), (-5, 0), (0, -4) D. (-4, 0), (0, -4), (0, 1), (0, -5)

Mathematics

Write the decimal as a proper fraction or mixed number in lowest terms.0.272

A. 2 
B.
C.
D.

Mathematics

Decide whether or not the function is continuous in the indicated x-interval.2 to 4

A. Not continuous B. Continuous

Mathematics