A single six-sided die is rolled. Find the probability of rolling a number LESS than 3.  

Calculate the mean, meadian, range and sample standard deviation for the following data set:   19  25  44  50  56  78   Mean [a] (to one decimal place) Median [b] Range [d] Sample standard deviation [c] (to two decimal places)  

Match the sampling method description on the left with the sampling technique on the right.

1.2.2 Yintoni umbongo? (2)

When I cross a red flowered plant with a white flowered plant, the offspring all produce pink flowers. This is an example of _______.

The most commonly reported purpose of sexual fantasy during intercourse for both men and women was 

Write a function called calc_average that takes a string representing a filename of the following format, for example: Smith 82   Jones 75   Washington 91   The function should calculate and return the class average from the data in the file.

Patients experiencing a right ventricular infarction:

The Levine sign is defined as:

Label what Lead is in this box AND the area of the heart it looks at.