Sampling distributions  Normal Distribution and ZScores
Sampling distributions
Basic concepts:
 Combinations
 Mean and standard deviation of binomial
Lessons

1.
Understanding Proportions and Sample Size
There are 7 supercars competing on a racetrack. The cars are labelled {1, 2, 3, 4, 5, 6, 7}.
Find, 
2.
Connecting Sample Proportions to Population Proportions
Alice, Bob, Cole, Daisy, and Eve are all the students in a 10th grade class. Alice, Cole and Eve brought a lunch to class while the rest of the class did not. 
3.
Connecting Sample Means to the Population Mean
Uncle Sammy grows prize winning big zucchinis. The weights of his four largest zucchinis are given in the table below:
Zucchini:
A
B
C
D
Weight:
7 lbs
9 lbs
11 lbs
5 lbs