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∠DEF and ∠FEG are complementary, m∠DEF=(3x4)°, and m∠FEG=(5x+6)°. Find the measures of both angles. 

According to the national health survey, heights of adults may have a normal model with mean heights of 69.1" for men and 64.0" for women. Based on this information, on average how much taller are men then women?

Consider the IQ model N(100, 16) one last time.

a) What IQ represents the 15th percentile?

b) What IQ represents the 98th percentile?

c) What's the IQR of the IQs?

"How has the Internet affected culture?"

Present at least two detailed paragraphs answering this question. Think about the definition of culture and perhaps present specific examples of how the Internet has affected culture.

For a chi- Squared distribution, find chi^2_ 0 cos when =6 X^2_0 cos = (Round to three decimal places as needed)

A beam of light enters from air to glass. If the speed of light in air is 3 x 10^8 m/s and in glass is 2 x 10^8 m/s, calculate the refractive index of glass with respect to air.