Suppose pedro makes n = 30 rolls, and a 4 comes up 6 times out of the 30 rolls. determine the p-value of the test:
p-value =

The decibel level of sound is 50 db greater on a busy street than in a quiet room where the intensity of sound is watt/m2. the level of sound in the quiet room is db, and the intensity of sound in the busy street is watt/m2. use the formula , where is the sound level in decibels, i is the intensity of sound, and is the smallest sound intensity that can be heard by the human ear (roughly equal to watts/m2).

An arc subtends a central angle measuring 7pi/4 radians what fraction of the circumference is this arc?

Ab based on the given diagram, if m_1 = 60° then m 2 = 30 60 90 180