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(4)
the standard deviation of the population
e)
The t-distribution is applied if the population has one of the
following aside from having a normal distribution:
(1) the population standard deviation is unknown
(2) the population standard deviation is known
(3) the mean of the population is unknown
(4) the point estimate is known
8
As part of the protocol, the Keystone Police selected 65
ambulances and inspect their tires. The sample mean for this was 32 32
lbs/sq. in. While the standard deviation was 2lbs/sq. in. Get the 98%
confidence interval of said population. You may refer to Statdisk.
a Confidence Interval:
b Margin of Error:
c
With a larger sample size, would you expect the margin of error
to increase or decrease?
9 Get the right and precise response for the following:
a) Define correlation analysis
b)
In what manner that the dependent variable in correlation is
being determined? What is the other term for it?
c)
In what manner that the dependent variable in correlation is
being determined? What is the other term for it?
Based on the study, the independent variable pertains to the value that
can changed and controlled by the research. It is assumable variable in
the research.