Posted: November 6th, 2015

Statistics spss problems

Statistics spss problems

1. Choose an interval-ratio level variable and produce its univariate statistics
with the Descriptives command (Analyze’Descriptive
Statistics†’Descriptives).
a. Under Options, select the mean, standard deviation, minimum and
maximum values, and the standard error of the mean (S.E. mean).
2. Select 10%, 25%, 50%, and 75% random samples and run the same
Descriptives command for your chosen variable each time.
a. You may want to check the SPSS Demonstration on p. 231-234 to
learn how to get random samples in SPSS.
3. In your Word document, write a paragraph or two comparing the
descriptive statistics for your random samples with that of your full sample.
a. Of particular interest, note how the standard error of the mean
changes for each random sample. What does this indicate? (Hint:
look back at p. 226-227 and think about how the sample size affects
the standard error of the mean)

SPSS Problem #8 (SPSS8)
Estimation
Recommended prior reading: Social Statistics for a Diverse Society, p. 259-262

To complete the following exercise, use the GSS 2010 data file.
Please turn in your Word document/PDF in Blackboard.

1.  complete SPSS Problem #2 on p. 262 of your text. Your summary
statement should be a long paragraph or two. Just turn this in as a Word
document or PDF (no need to submit your SPSS Output).
a. For your summary statement try to explain, in statistical terms, what
the 90% confidence interval means for each of these variables. In
other words, how do we interpret these numbers?
b. Also, it shouldn’t be necessary to tell SPSS to select all cases (as
indicated in the text). Just run your Explore procedure as instructed.

SPSS Problem #9 (SPSS9)
Testing Hypotheses
Recommended prior reading: Social Statistics for a Diverse Society, p. 295-298
To complete the following exercise, use the GSS 2010 data file.
turn in both your SPSS Output and a Word document/PDF in Blackboard.
1. Complete SPSS Problem #2 on p. 298 of your text. Please complete the
three statements summarizing your findings in a Word document/PDF.
a. What is a Step 5-type statement? Look at The Five Steps in
Hypothesis Testing on p. 286. Your statements should involve only
step #5: making a decision and interpreting the results.
b. Each statement should be for differences on the variable GRASS for
each of the three variables: 1) AGE, 2) CHILDS, and 3) EDUC.

PLACE THIS ORDER OR A SIMILAR ORDER WITH US TODAY AND GET A GOOD DISCOUNT 🙂

Expert paper writers are just a few clicks away

Place an order in 3 easy steps. Takes less than 5 mins.

Calculate the price of your order

You will get a personal manager and a discount.
We'll send you the first draft for approval by at
Total price:
$0.00
Live Chat+1-631-333-0101EmailWhatsApp