Plz hurry it's !
a bag contains blue and green marbles. the probability of drawing a green marble and then a blue marble, p(g, then b), without replacement is 14⋅1. how many green and blue marbles are in the bag at the beginning?
a. 1 green and 4 blue
b. 4 green and 1 blue
c. 1 green and 3 blue
d. 3 green and 1 blue

Describe in detail how you would construct a 95% confidence interval for a set of 30 data points whose mean is 20 and population standard deviation is 3. be sure to show that you know the formula and how to plug into it. also, clearly state the margin of error.

Ahypothesis is: a the average squared deviations about the mean of a distribution of values b) an empirically testable statement that is an unproven supposition developed in order to explain phenomena a statement that asserts the status quo; that is, any change from what has been c) thought to be true is due to random sampling order da statement that is the opposite of the null hypothesis e) the error made by rejecting the null hypothesis when it is true

Consider the triangle. which shows the order of the angles from smallest to largest? angle a, angle b, angle c angle b, angle a, angle c angle b, angle c, angle a angle c, angle a, angle b