QUESTION 19 1 points Save Answer What is the Expected Value when sample size is 124 with a probability of 0.36? QUESTION 20 1 points Save Answer Calculate the z score for salary (in dollars per hour) x = 40 dollars. Use this sample data. 55, 78, 18, 27, 51, 51 QUESTION 21 1 points Save Answer Calculate the variance sales per store using this population data 91, 53, 71, 4, 30, 16 QUESTION 22 1 points Save Answer What is the Discrete Standard Deviation when sample size is 195 with a probability of 0.16?QUESTION 23 1 points Save Answer Calculate the skew sales per store using this sample data 91, 53, 71, 4, 30, 16 QUESTION 24 1 points Save Answer What is the Central Limit Probability where x is less than 60.28 for a population mean of 62, and standard deviation of 22.32 where the sample size is 53? QUESTION 25 1 points Save Answer What is the Binomial Probability when the number of trials is 17, probability is 0.46, and we want less than 13 successes. Use 4 decimal places