In a study of 500 athletes, 20 of them say that they train all of the days of the week. Assume that the sample is representative of all athletes, and that we are interested in estimating the population proportion of athletes who say that they train all of the days of the week. Find a 95% confidence interval for the population proportion of athleteswho say that they train all of the days of the week using a calculator command.  Make sure to provide  sufficient work for the prompts below (1pt) Calculator command: (2pts) Information input:  (1pt) CI (round to 3 decimal places):  (1pt) Interpretation 

(1pt) ON YOUR PAPER,  please confirm that you have read, understood and followed the exam instructions thoroughly. Round All PROBABILITY/AREA ANSWERS to 4 decimal places.  Round z-score to 2 decimal places. SHOW WORK for all the questions on YOUR PAPERS.

Write the number in scientific notation.A computer compiles a program in 0.0000416 seconds.

Write the number in scientific notation.A mountain’s peak is 17,500 feet above sea level.

(8a – 11)2

Find the product.(2x – 9)(5x + 6)

x3 + 12×2 + 36x

Which one of the following is an example of a fine motor skill?

Researchers scheduled one group of nurses at a hospital to work 8-hour shifts for 6 days a week and another group of nurses to work 12-hour shifts for 4 days a week. At the end of the year, they compared results from a job satisfaction survey and found that the group who worked 12-hour shifts for 4 days a week had higher job satisfaction. The _______ variable in this study is the work schedule.

_______ development is demonstrated when an embryo’s arms develop, then their hands, and then their fingers.