# 10 Next 5 6 7 3 4 Previous 1 Question 2 of 12 (1 point) In...

###### Question:

10 Next 5 6 7 3 4 Previous 1 Question 2 of 12 (1 point) In a large hospital, a nursing director selected a random sample of 42 registered nurses and found that the mean of their ages was 32.0. The population standard deviation for the ages is 4.3. She selected a random sample of 31 nursing assistants and found the mean of their ages was 30.2. The population standard deviation of the ages for the assistants is 5.9. Find the 95 % confidence interval of the differences in the ages. Use, for the mean age of the nursing assistants. Round the answers to one decimal place. rn

#### Similar Solved Questions

##### 2. A separation column at a temperature of 100C is subjected for cooling for a certain...
2. A separation column at a temperature of 100C is subjected for cooling for a certain period of time. If the separation column is 1500 mm high and 18 cm in diameter, and eventually exposed to an environment temperature of 35C, determine the following with a neat diagram: a) Heat Tra...
##### Ratic™ Ashley News Which compound would you predict to have the highest melting point? NaCI o...
ratic™ Ashley News Which compound would you predict to have the highest melting point? NaCI o Cao O KBr O Al20 Explain what scientific principles you used in making this prediction (Hint: think about the factors that affect Coloumbic interactions). Now give the reasoning - explain how the prin...
##### 9. What is BRCA1? 0.5 pt 10. What class of genes does BRCA1 belong to? 0.5...
9. What is BRCA1? 0.5 pt 10. What class of genes does BRCA1 belong to? 0.5 pt 11. What is the function of BRCA1? How does it work? 0.5 pt 12. How many copies of BRCA1 do you have in each cell? 0.5 pt 13. Why can some people have better cell regulating mechanisms than others if they all have the BRCA...
##### Question 4:14 pts) A joumal article sample of sample variance of 2.268 was used as natural...
Question 4:14 pts) A joumal article sample of sample variance of 2.268 was used as natural frequency (Hz) of delamin same sample data. The resulting intervals were (230.2, 233.07) and (229.11, 234.16) reports that a sample of size 5 with a sample mean of 231.634 and a a basis for calculating two con...
##### Ch08.03 and Select are important for the infrastructure of bone. Select
ch08.03 and Select are important for the infrastructure of bone. Select...
##### Required information [The following information applies to the questions displayed below) The following information is available...
Required information [The following information applies to the questions displayed below) The following information is available for Lock-Tite Company, which produces special-order security products and use job order costing system, April 30 May 31 35,000 9,500 64.000 41,000 18,600 34,400 190,000...
##### C. electrolytes in body fluids C. Electrolytes in Body Fluids 1. Type of IV Solution Lactatea...
C. electrolytes in body fluids C. Electrolytes in Body Fluids 1. Type of IV Solution Lactatea Ringer's Injection 2. Cations Na 130 Kt 43140 ka²+3 5 0.970 Sodium 0.45% Sociom Chloride chlorice Injection injection 3. Anions Ici 110 E16B Lactale 28 4. Total Charge of Cations (+) 11...
##### Question 29 Not yet answered Points out of 1.00 p Flag question A complete accounting cycle...
Question 29 Not yet answered Points out of 1.00 p Flag question A complete accounting cycle occurs once every Select one: O a. Quarter b. Month C. Week d. Fiscal period Previous page We were unable to transcribe this imageQuestion 33 Not yet answered Points out of 1.00 p Flag question Which statemen...
##### If F( t ) = 8- 9t - 4t ^ { 2} , what is F(-1)?
If F( t ) = 8- 9t - 4t ^ { 2} , what is F(-1)?...
##### Choose the best Lewis structure for Ocl_2.
Choose the best Lewis structure for Ocl_2....
##### 5) How do researchers code open-ended questions? Briefly explain and give an example for coding an open-ended question. (5 points) 6) Briefly explain the problem of multicollincarity encountered give...
5) How do researchers code open-ended questions? Briefly explain and give an example for coding an open-ended question. (5 points) 6) Briefly explain the problem of multicollincarity encountered give an cxample. (5 points) in multiple regression analysis an<d Briefly explain and distinguish betwe...
##### Complete the following table, which lists information about the measured acid dissociation constants of three unknown...
Complete the following table, which lists information about the measured acid dissociation constants of three unknown weak acids. Note: be sure each number you put in the table has the correct number of significant digits. к, relative strength acid 8.515 A (Choose one) ? X 11 2. x 10 B (Choose...