Mathematics, 28.05.2021 22:00 leem6
An exercise scientist wanted to test the effectiveness of a new program designed to increase the flexibility of senior citizens. They recruited participants and rated their flexibility according to a standard scale before starting the program. The participants all went through the program and had their flexibility rated again after a month. The scientist wants to test if the flexibility ratings are significantly higher after a month of the program. Assume that these participants can be considered a representative sample and that all other necessary conditions for inference were met. Which of these is the most appropriate test and alternative hypothesis?
a) Paired t test with H : Mafter before > 0
b) Paired t test with H.: Hafier-before +0
c) Two-sample t test with H: Mbefore > Hafter
d) Two sample t test with H.: wore Manter
e) Two sample t test with H: Meedore Aladder
Answers: 2
Mathematics, 21.06.2019 19:00
Find the equation of the line with slope =8 and passing through (6,53) write your equation in the form y=mx+b
Answers: 1
Mathematics, 21.06.2019 20:30
Merrida uses a pattern in the multiplication table below to find ratios that are equivalent to 7: 9. if merrida multiplies the first term, 7, by a factor of 6, what should she do to find the other term for the equivalent ratio? multiply 9 by 1. multiply 9 by 6. multiply 9 by 7. multiply 9 by 9.
Answers: 1
Mathematics, 21.06.2019 23:30
Aparking garage charges $1.12 for the first hour and 0.50 for each additional hour. what is the maximum length of time tom can park in the garage if we wishes to play no more than $5.62
Answers: 1
An exercise scientist wanted to test the effectiveness of a new program designed to increase the fle...
Mathematics, 02.03.2021 05:30
Computers and Technology, 02.03.2021 05:30
Mathematics, 02.03.2021 05:30
History, 02.03.2021 05:30
Mathematics, 02.03.2021 05:30
History, 02.03.2021 05:30
Mathematics, 02.03.2021 05:30
Mathematics, 02.03.2021 05:30