Need help with a STAT project.

2:34 PM Tue Mar 5 . . . @ 53% N 0.50- 0.25 - 0.00 - 20 21 22 23 d. What is the probability that a sample of size 16 will have sample mean less than your sample mean? e. Why does the distribution for the sample mean have mean 21.7? Why does it have standard deviation 0.4, as opposed to the standard deviation for the original distribution (from problem 3.) as shown in blue . 1.00 - 0.75- 0.50- 0.25 - 0.00 - 15 20 25 30> @ 53% @ ) 2:34 PM Tue Mar 5 0.00~ 1.00~- S. 050~ 0.25= C. d. Where does it fit in the graph below for the distribution for the sample mean of a sample of size 16? Mark that on the graph below. What is the probability that a sample of size 16 will have sample mean less than your sample mean? Why does the distribution for the sample mean have mean 21.7? Why does it have standard deviation 0.4, as opposed to the standard deviation for the original distribution (from problem 3.) as shown in blue. 2:34 PM Tue Mar 5 @ 53% a. What are your 16 hospitals and their heart failure readmission rates. heart fail readmin rate Ssm health st mary MO 22.5 barnes jewish MO 22.7 christian hospital NE MO 21.5 barnes jewish west county MO 21 missouri baptist med MO 20.1 homestead hosp. FL 21 keralty hosp. FL 21.2 SW vermont med. center MA 21.6 Alaska native med. center AK 19.6 Adventist Health delano CA 20.8 Door county med center WI 20.3 chi mercy health ND 19.2 Central maine med center ME 19.2 atrium health navicent peach GA 19.8 arbuckle memorial OK 20.4 b. What is the mean of your 16 hospital rates? 20.7 C. Where does it fit in the graph below for the distribution for the sample mean of a sample of size 16? Mark that on the graph below. 1.00 - 0.75- N 0.50- 0.25