need help with this assignment 1. What is a type 2 error using variable names such as non-smokers an smokers? 2. Determine if type 1 error or type 2 error would apply to the end results?
I need help with this assignment
1. What is a type 2 error using variable names such as non-smokers an smokers?
2. Determine if type 1 error or type 2 error would apply to the end results?
![Group Statistics
Group
Frontal_brain_volume non-smokers
smokers
Frontal_brain_volume Equal variances
assumed
Equal variances not
assumed
N
Mean
17 5.3294
19
4.2947
F
Std.
Deviation
.174
1.06170
.94662
Levene's Test for Equality of
Variances
Independent Samples Test
Sig.
Std. Error
Mean
.679
.25750
.21717
t
3.092
df
34
3.072 32.321
Sig. (2-
tailed)
.004
.004
t-test for Equality of Means
Mean
Difference
1.03467
1.03467
Std. Error
Difference
.33466
.33685
95% Confidence Interval of
the Difference
Lower
.35457
.34880
Upper
1.71478
1.72055](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fee710977-90c8-4f84-9cb1-1102aa3efb9b%2F6bca02e1-2801-4083-b5f4-c2039dcf5f63%2Fp5vnntn_processed.png&w=3840&q=75)
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Variables are key elements that are crucial for comprehending, quantifying, and describing occurrences in the world of research and data analysis. The fundamental elements of research investigations and statistical analyses are variables, which are traits, qualities, or amounts that can have various values. They are used to quantify and explain different facets of our environment, enabling researchers to explore connections, anticipate the future and reach insightful conclusions. Variables in research can be categorised into a variety of types such as independent variables, dependent variables, categorical variables and continuous variables, each of which has a particular function in the research process.
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