If a gumball machine has 3 green gumballs, 8 red gumballs, and 6 blue gumballs, what is the chance of getting a gumball that ISN’T green?

Calculation and probability problems. Show your work everywhere and circle your final answers. (36 pt)

A patient with COPD is prescribed ipratropium. The patient asks why a medication that blocks receptors can improve breathing. The nurse explains that blocking muscarinic receptors prevents parasympathetic-mediated airway constriction. What is the expected therapeutic effect?

16. On the distribution above, what percent of scores would be below an 18?  (NOTE: only provide numerical answer, do not place a % in your answer or it will be marked incorrect!)

Why is it important to calculate effect size when we have a significant result? (4pts)

Assuming a variable is normally distributed with a μ = 24 and a σ = 8, convert the following raw scores into z-scores and z-scores into raw scores. Show your work! (8pts) Raw Scores Z-Scores 25.00 [0.13] -4.00 [-3.50] [14.40] -1.20 [42.56]  2.32

18.  True/False: I ran a test in SPSS and it told me the p value of my test was .003. This test was significant? (1pt)

If a standard deviation is 8, what is the variance?

The following data come from reports of car crashes in Texas. Specifically, I selected only crashes where speed was a factor in the crash. Please use the SPSS output to answer the following questions.   Say something true about the data. (2pts)  

6. t(25) = 2.62. Would we reject or fail to reject the null hypothesis? Why? (3pts)