Quiz3Solutions1Spring

Quiz3Solutions1Spring - I-I t I x 8 Statistics and...

Info iconThis preview shows pages 1–2. Sign up to view the full content.

View Full Document Right Arrow Icon
I ., , -I+!, t , Statistics and Probability (Math 80) i I t,- -. . , n 7 - il , I I-x8) Quiz #3 (Chapters 7 8) , , 1. After conducting a survey at a pet store to see what impact - having - a pet had on the condition ofthe yard, a news reporter stated "There appears to be a strong correlation between owning a pet and the condition -- ? of the yard." mat does your stgtisticg teachers, NOT lrbe ab~t @at comfnent? 44 -t, L - J v 4 I- Wj .' t, , *-; fP . O; - 2. A study by a prominent psychologist found a ~wd--- .EI~ strong positive association between the number of hours of sleep a person gets and the person's abilir to memorize information. .. ,;d. . . a. Explain in the context of this poblem whatk~e associatio&means (using the dofi*&xt from this problem refers to hours of sleep and ability to memorize) b. Hoping to improve academic performance, the psychologist recommended the school board
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Background image of page 2
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 04/12/2011 for the course STA 215 taught by Professor Tba during the Spring '08 term at Grand Valley State.

Page1 / 2

Quiz3Solutions1Spring - I-I t I x 8 Statistics and...

This preview shows document pages 1 - 2. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online