Friday, February 1, 2013

If a microscopic field measures 1000 microns and 2 cells that are equal in length extend half way across the field,

The volume between two adjacent numbers on a 5 ml pipette is equal to how many milliliters?
1

Volumes in graduated cylinders and pipettes are always measured at what part of the meniscus?
bottom

The volume between two adjacent numbers on a 1 ml pipette is equal to how many milliliters?
0.1

Spirogyra is an example of a(an):
alga

If a microscopic field measures 1000 microns and 2 cells that are equal in length extend half way across the field, what is the length of 1 cell in microns?
250

Paramecium is an example of a(an):
one-celled animal

In caring for a microscope, it is important to:
carry it with 2 hands

What item is used in this exercise to measure the microscopic field?
plastic ruler

If the objective lens has a magnification of 40x and the ocular lens 15x, the total magnification is equal to
600x

What is another name for a human red blood cell?
erythrocyte

The eyepiece on a microscope houses a
ocular lens

If the slope value is 0.2, how much change in the Y variable will there be for every unit increase in the X variable?
0.2

Inferential tests:
may apply to populations outside the study group

A regression line essentially represents:
an averaging of the Y data along the X axis.

Descriptive statistics:
analyzes data about a particular group of observations etc...

A population in statistical terms:
is any group of subjects

Deviation is:
the distance of any measurement from the mean

Research can be generally defined as
gathering and analyzing data with the intention of adding to current knowledge







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