T-Distribution – Examples
### Question 1 It is known that the number of oranges on the trees in Orchard A is normally distributed with a mean of 100 (standard deviation unknown). Following the use of new fertilizer, the claim was made that the number of oranges on the trees increased. To test the claim, a sample of nine […]
Chapter 1 – Random Variables
Chapter 2 – Common Random Variables
Chapter 3 – The Normal Approximation to the Binomial Random Variable
Chapter 4 – Sample and Estimation
Chapter 5 – Confidence Intervals (When the Standard Deviation is Known)
Chapter 6 – Hypothesis Testing (When the Standard Deviation is Known)
Chapter 7 – T-Distribution
Sample and estimation
### In the previous chapters – we analyzed distributions (random variables) of various types. – We had complete information about the random variable. – We could accurately calculate the expectation and standard deviation of the distribution. ### From this chapter and in the following chapters – there will be a lack of information about the […]