A set of data is normally distributed with a mean of 75 and a standard deviation of 3. What percent of the data is in the interval 72-78?
a. 99.7%
c. 95.5%
b. 68.3%
d. 47.7%

Find the equation of a line that is perpendicular to line g that contains (p, q). coordinate plane with line g that passes through the points negative 3 comma 6 and 0 comma 5 3x − y = 3p − q 3x + y = q − 3p x − y = p − q x + y = q − p

Type the correct answer in each box. spell all the words correctly, and use numerals instead of words for numbers. if necessary, use / for the fraction bar(s).

Which graph represents the function f(x)=4[x]?