subject
Mathematics, 17.05.2021 20:50 ohgeezy

4 Students want to determine if there is a significant correlation between the amount of free time spent using their cell phones and their GPA. Determine the type of study used in each examples (a-c) below.
a)
Part A
(a.) 50 students were selected randomly and asked about the number of hours they spent in a week using their phones and their current GPA.
Part B
(b.) The GPA's of 50 randomly selected students that do not own cell phones were recorded and compared to 50 randomly selected students with cell phones and their
GPA's.
Part C
(c.) Ten students with poor GPA's had their cell phones restricted for a year. After the year their current GPA was compared with their GPA from the previous year.
Part D
Which of the above examples (a-c) would you suggest be used for the study? Explain your reasoning.

ansver
Answers: 3

Other questions on the subject: Mathematics

image
Mathematics, 21.06.2019 14:30, paatnguyyen
Ineed asap. i cant understand this question i need someone to me right away
Answers: 3
image
Mathematics, 21.06.2019 19:30, dejah791
What are the exclude value of mn+3m
Answers: 1
image
Mathematics, 21.06.2019 21:10, basketball6076
Given: lines a and b are parallel and line c is a transversal. prove: 2 is supplementary to 8 what is the missing reason in the proof? statement reason 1. a || b, is a transv 1. given 2. ∠6 ≅ ∠2 2. ? 3. m∠6 = m∠2 3. def. of congruent 4. ∠6 is supp. to ∠8 4. def. of linear pair 5. ∠2 is supp. to ∠8 5. congruent supplements theorem corresponding angles theorem alternate interior angles theorem vertical angles theorem alternate exterior angles theorem
Answers: 3
image
Mathematics, 22.06.2019 01:30, Kurlyash
Will mark brainliest! ( explain the answer too, it can be one sentence)
Answers: 1
You know the right answer?
4 Students want to determine if there is a significant correlation between the amount of free time s...

Questions in other subjects:

Konu
Physics, 02.12.2020 16:40