Which function's graph has a y-intercept of 2? Ο Α.
a. f(x) = 0.5(2)2 + 1
ОВ.
a. f(x) = 1.5(2)X
ОС.
a. f(x) = 3X+ 2
O D.
a. f(x) = 0.5(2)*+ 1.5

A33 gram sample of a substance that's used to detect explosives has a k-value of 0.1473. n = noekt no = initial mass (at time t = 0) n = mass at time t k = a positive constant that depends on the substance itself and on the units used to measure time t = time, in days

George writes the mixed number as sum and uses the distributive property 1/2.-2/5=1/2-2+2/5=1/2

Now, martin can reasonably guess that the standard deviation for the entire population of people at the mall during the time of the survey is $1.50. what is the 95% confidence interval about the sample mean? interpret what this means in the context of the situation where 95 people were surveyed and the sample mean is $8. use the information in this resource to construct the confidence interval.