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How created a data set based on this ,student happiness is correlated with how many credits hours they are taking. You ask a random sample of 30 students to rate their current happiness on a 10-point scale (1=Not happy at all and 10=Extremely happy) and then you ask the same 30 students how many credit hours they are taking.
Data Set 1: Make up a data set that shows a weak (r should be .01 to .33), positive, linear correlation between students' happiness and the number of credit hours they are taking.
Jorge's score on Exam 1 in his statistics class was at the 64th percentile of the scores for all students. His score falls at the mean score for all students.
MEDICAL DIAGNOSES A study was conducted among a certain group of union members whose health insurance policies required second opinions prior to surgery.
Joe wants to sell his car. He receives one offer each month and must decide immediately whether to accept the offer. Once rejected, the offer is lost.
The director of human resources at an automobile assembly plant is not satisfied with the performance of recently hired employees. To improve matters
use the weights of cans of generic soda as sample one and use the weights of cans of the diet version of that soda as
Find a randomized UMA upper confidence bound for ? with confidence coefficient 1 - a.
Use boxplot to satisfy assumption of normality as sample size is
What are the null and alternative hypotheses for this test?- For each sample, construct the 95% confidence interval for the population mean.
The average age of the women was 36.97 with a standard deviation of 8.893. If a 95% confidence interval is calculated to estimate the difference between the two average ages, what is the margin of error? Assume both population standard deviations ..
For each pair of variables, specify which variable is the explanatory variable and which is the response variable in the relationship between them.
How did Social Darwinism play into German policy towards the Jews and other subject peoples?
an observational study is conducted to compare experiences of men and women between the ages of 50-59 years following
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