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