In a survey of 1,011 people age 50 or older, 73% agreed with the statement "I believe in life after death." Is the value a parameter or a statistic ?

The input to the function is x and the output is y. write the function such that x can be a vector (use element-by-element operations). a) use the function to calculate y(-1.5) and y(5). b) use the function to make a plot of the function y(x) for -2 ≤ x ≤ 6.