Atest for the level of potassium in the blood is not perfectly precise. moreover, the actual level of potassium in a person's blood varies slightly from day to day. suppose that repeated measurements for the same person on different days vary normally with sigma equals 0.02.

a) julie's potassium level is measured once. the result is x-bar = 3.4. give a 90% confidence interval for her mean potassium level.

Me guys ! software enables between different types of software and between software and hardware. a. communication b. input c. output d. distribution

I’m giving out free points and brainliest to whoever answers this fast and correct : ) if you want to obtain a class e license before you turn 18, you a. be in compliance with school attendance requirements b. have proof of employment c. be a u.s. citizen d. own a motor vehicle

1  2  3  4  5  6  7  8  9  10  below is a chart representing portions of résumés from three applicants.                                      excerpts from résumés of three job applicants  job expertise    applicant 1  developed effective techniques for keeping order in the classroom    applicant 2  effectively designed a program for new employees    applicant 3  took many courses in child psychology and human development      which  best  explains the applicants’ careers?