The answer is A. Because you can’t lose the amount of steps you took.
The answer is 10 because if you round It Off it will be 5 + 10 equal 15 Sultan is the answer to your question
Solution :
The monthly average salary and the standard deviation of the salaries of five different countries are provided. A person is interested in the relationship between the job performance, job satisfaction and the job compensation of the five different countries and try to compare them.
She calculated the z scores for accounting that makes $ ,500 per month as :
Country z-score for salary $ 1,500
Brazil
US 
China 
Slovakia 
Kuwait 
From above it is clear that an account from China getting z score of 53.83 will ne more pleased than other countries because the salary of $1,500 in one month for this particular country corresponds to the highest z score.
The two numbers are -3 and 17