A researcher is interested comparing quality of sleep between people who work overnight shifts and people who work day shifts. A sample of 50 day shift workers and 50 night shift workers are asked to complete a quality of sleep measure, which the researcher will treat as an interval scale measure. The researcher will compare the mean levels of each group to see if there is a statistically significant difference between the groups. Which analysis would be acceptable to use?

a. one-sample t-test
b. Independent samples t-test
c. Pearson's r
d. Paired-samples t-test

a line is an defined derm because it

a)contains an infinite number of points b) can be used to create other geometric shapes c)describes something that does not have width or depth d) is a term that does not have a formal definition. a line is an undefined term because it: contains an infinite number of points.

the rocket cannot penetrate the ground, in a contextual sense, therefore the roots of this equation should be the domain of this function. i'll let you find the roots of this quadratic equation (hint: use the quadratic formula:  

1- c

2-a

step-by-step explanation:

mark brainliest!

1. supplementary angles

2. acd and bcd

step-by-step explanation: