Answer:
See below
Step-by-step explanation:
images attached showing all working
a) The possible values of X are as follows
X = {0,1,2,3,4}
P(x) = P(X=x)
b) The cdf in this case, as in the F(x), comes out to be a step function graph on the basis of values obtained from the probability mass function.
c) To find out the probability when more women are interviewed than me, add together the matrices from when value of X is equal to 2, 3 and 4 (from part a).
Every time you play a song 8 different songs can be played, since you do this 3 times:
Or, an easier way to write this if play them many times:
In which the 8 is how many options and the 3 how many times you play.
Answer:
Second graph only.
Step-by-step explanation:
The standard equation of a parabola is ax^2+bx+c where a,b and c are coefficients.
If the coefficient of (a) is positive then the parabola is concave upwards (as in picture 1)
If the coefficient of (a) is negative then the parabola is concave downwards as in picture 2.
Answer
Trapezoids
Step-by-step explanation:
Squares are not trapazoids.
Answer:
Im in middle school
Step-by-step explanation: I have no clue how to help u and bc I have no idea how brainy works -_-
