If you’ve stuck with us so far, you might feel a little overwhelmed due to the sheer number of calculations required in order to determine statistical significance. Thankfully, there are plenty of online tools that can do the lifting for you, such as theHubSpot A/B Test Calculat...
Without using a calculator find the exact values of arctan sqrt 3, arccos (sqrt 3)/2, and sin^-1 (sqrt 2)/ 2. Which of the following has a greater effect, if any, on the power of the t-test, skewness or heavy-tailness? ...
Assume that z is the test statistic. (Give your answers correct to two decimal places.) (a) Calculate the value of z for H 0 : ? = 10 , ? = 2.6 , n = 41 , x = 11.1 . (b) Calcul...