The first 10 students who arrived for the friday lecture filled out a questionnaire on their attitudes toward the instructor. the first 10 who were late for the lecture were spotted, and afterward filled out the same questionnaire. the design for testing the significance of the difference btwn. the means is:
a. related-samples t-test.
b. independent-samples t-test.
c. one-sample t-test.
d. z-test.

in the attachment.   i didn't see your choices.   the word which means there is choices.

step-by-step explanation:

(x,y)

x tells you how much left or right you go from the origin

y tells you how much down or up you go from the origin

so for example (-3,2), you go left 3 and up twice. i denoted which of the ordered pairs is which in my graph.

answer: 5

step-by-step explanation:

just get this app called photo math it should be able to do those

step-by-step explanation:

graph using a few selected

x         y

-1       15

0         6

1         2.4

2       0.96