Question

What is the larger mean of these two samples?
Sample A: 23, 26, 30, 28, 25
Sample B: 31, 20, 29, 27, 24
A. 11
B. 26.2
C. 26.4
D. 132

Answer 1

c

Answer 2

The y-axis of a graph gives the units for the
A. control variable.
B. dependent variable.
C. measurement error.
D. independent variable.

Answer 3

In a scientific study, a conclusion can
A. state a theory.
B. ask a question.
C. prove a hypothesis.
D. support a hypothesis.

Answer 4

What always affects measurement error in an experiment?
A. investigator bias
B. variability in nature
C. instrument precision
D. misreading the instrument

Answer 5

The best fit line
A. connects every point in a graph.
B. connects the first and last points on the x-axis.
C. minimizes the distance from the points to the line.
D. passes through the cloud of points, missing every one.

Answer 6

second one is b

Answer 7

third D. support a hypothesis.

Answer 8

4 D. misreading the instrument

Answer 9

C. minimizes the distance from the points to the line.

Answer 10

thats all of them ;0

Answer 11

thanks

Answer 12

anytime