Alpha Geek

(8)

$10/per page/Negotiable

About Alpha Geek

Levels Tought:
University

Expertise:
Accounting,Algebra See all
Accounting,Algebra,Architecture and Design,Art & Design,Biology,Business & Finance,Calculus,Chemistry,Communications,Computer Science,Environmental science,Essay writing,Programming,Social Science,Statistics Hide all
Teaching Since: Apr 2017
Last Sign in: 438 Weeks Ago, 1 Day Ago
Questions Answered: 9562
Tutorials Posted: 9559

Education

  • bachelor in business administration
    Polytechnic State University Sanluis
    Jan-2006 - Nov-2010

  • CPA
    Polytechnic State University
    Jan-2012 - Nov-2016

Experience

  • Professor
    Harvard Square Academy (HS2)
    Mar-2012 - Present

Category > Statistics Posted 31 May 2017 My Price 5.00

Comparing Test Scores

Comparing Test Scores For the statistics test scores in Exercise 37, the mean is 63 and the standard deviation is 7.0, and for the biology test scores in Exercise 38, the mean is 23 and the standard deviation is 3.9. In Exercises 39–42, you are given the test scores of a student who took both tests.

(a)    Transform each test score to a z-score.

(b)     Determine on which test the student had a better score.

39.    A student gets a 75 on the statistics test and a 25 on the biology test.

40.    A student gets a 60 on the statistics test and a 22 on the biology test.

Answers

Alpha Geek
(8)
Status NEW Posted 31 May 2017 05:05 AM My Price 5.00

-----------

Attachments

file 1496209178-Answer.docx preview (154 words )
C-----------omp-----------ari-----------ng -----------Tes-----------t S-----------cor-----------esÂ----------- Fo-----------r -----------the----------- st-----------ati-----------sti-----------cs -----------tes-----------t s-----------cor-----------es -----------in -----------Exe-----------rci-----------se -----------37,----------- th-----------e m-----------ean----------- i-----------s 6-----------3 a-----------nd -----------the----------- st-----------and-----------ard----------- de-----------via-----------tio-----------n i-----------s 7-----------.0,----------- an-----------d f-----------or -----------the----------- bi-----------olo-----------gy -----------tes-----------t s-----------cor-----------es -----------in -----------Exe-----------rci-----------seÂ----------- 38-----------, t-----------he -----------mea-----------n i-----------s 2-----------3 a-----------nd -----------the----------- st-----------and-----------ard----------- de-----------via-----------tio-----------n i-----------s 3-----------.9.----------- In----------- Ex-----------erc-----------ise-----------s 3-----------9â€-----------“42-----------, y-----------ou -----------are----------- gi-----------ven----------- th-----------e t-----------est----------- sc-----------ore-----------s o-----------f a----------- st-----------ude-----------nt -----------who----------- to-----------ok -----------bot-----------h t-----------est-----------s. ----------- (a-----------) ----------- Â----------- Â -----------Tra-----------nsf-----------orm----------- ea-----------ch -----------tes-----------t s-----------cor-----------e t-----------o a----------- z------------sco-----------re.----------- (-----------b)Â----------- Â ----------- Â----------- Â -----------Det-----------erm-----------ine----------- on----------- wh-----------ich----------- te-----------st -----------the----------- st-----------ude-----------nt -----------had----------- a -----------bet-----------ter----------- sc-----------ore-----------.
Not Rated(0)