βοΈπ²<U+03BC>
π²π»ππ
π―π²π
πΊπ²π
π²ππ¬
π²ππ₯
π²π§¬π
π²ππ»β
π²πβ‘οΈ=π
#probability distribution #sampling #stochastic #random variable #population mean #random sampling #statistical inference