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A researcher was interested in the attitudes towards equal rights among stay at home moms and women with jobs outside the home. She creates a survey that measures attitudes toward equal rights, administers it to a sample of 20 women. However, since the survey is not standardizes, she realizes that the scores may not reflect equal intervals.
Stay at Home
Jobs Outside the Home
19
22
28
32
34
37
40
42
43
46
16
18
21
26
27
29
31
33
38
39
a. Conduct and interpret the appropriate analysis .
b. Construct the appropriate graph to illustrate the differences between the two groups.
Which component of a time series is most likely to occur? Which component has a pattern that must be complete in a single year and repeat from year to year?
in a study in which k 5 3 n 5 21 x1 5 45.3 x2 5 16.9 and x3 5 8.2 you compute the following sums of squares source sum
When such digits are randomly generated, what is the distribution of those digits? Given such randomly generated digits, what is a test for "goodness-of-fit"?
In a simple linear regression, the least squares regression line is (a) the line which makes the sample correlation as close to +1 or -1 as possible. (b) the line which best splits the data in half, with half of the data points lying above the reg..
there are several advantages of using a paired t-test. since the same subjects are being tested in each of the varying
ten good coins are tossed simultaneously.find the probability of obtaining four heads.use the binomial distribution to
The best measure of central tendency for this scenario would be to use median as it is not affected by extremely large values.
a group of 14 friends got together for a wine contest. each guest brought his or her favorite bottle of pinot noir.
list three measures one can take to increase the power of an experiment. explain why your measures result in greater
Using the simple test of independence (described in the lecture), decide if the events high calorie and high fiber are independent or dependent. Show your work.
Show draw a cause-and-effect diagram to organize the possible causes of delayed flight departures into the following maj categories.
assume the gpa of stat230 students is distributed normally with a population standard deviation of 0.10. to test
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