A ping pong robot performed 20 throws with the mean speed of 24.2 m/s and its standard deviation of 1.3 m/s. The standard speed for an exercising player is 20 m/s, the player is able to take the ball if its speed is no more than 25 m/s. At what level of significance we can claim that this robot is suitable for this player? Assume that the speed of balls is normally distributed. a. 0.01.
b. 0.005.
c. 0.0025.
d. 0.0010.

in mathematics, a function is a relationship between two variables such that the value of one of the variables, called the dependent variable, is determined by the value of the other variable, called the independent variable. there is a specific term we use to describe the set of independent variables of a function.

step-by-step explanation:

if you are saying purchasing 3 social media ads and one newspaper ad counts as one purchase then there are:

6 purchases

if you are asking how many of each then:

18 social media ads

6 newspaper ads