Given the following relative frequency table, which of the following statements are true? a. 34 data points are in the range 18 – 29.
b. 100 data points are above 42.
c. 34% of the data points are in the interval 18 – 23.
d. There are a total of 101 data points.

Use the knowledge of x- and y- intercepts to choose the correct graph of the equation 3x+6y=6

If there are 12 moths and some have 31 days and others have 30 days how many have 28 days?

The first-serve percentage of a tennis player in a match is normally distributed with a standard deviation of 4.3%. if a sample of 15 random matches of the player is taken, the mean first-serve percentage is found to be 26.4%. what is the margin of error of the sample mean? a. 0.086% b. 0.533% c. 1.11% d. 2.22%