31 Answered Questions for the topic Elementary Statistics

Elementary Statistics Statistics Math Help Statistics Question

10/03/14

Multiple Choice Question
The most likely way for a t test to be presented in a research article for a study with 25 participants is a. t (25) < significant b. t (25) = 3.01, p < .05 c. t (24) = 2.94, p <... more
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Elementary Statistics Statistics Math Help Statistics Question

10/03/14

Statistics in Human Behavior
The mean of a self-worth measure in the population of adult males is 30.00. A researcher is interested in whether females report differing levels of self-worth. The researcher randomly samples 150... more
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Elementary Statistics Statistics Word Problems Math Help

09/29/14

Stats Help Please
A researcher is interested in increasing feelings of self-confidence in adolescents. He randomly selects 100 adolescents from the population and randomly assigns 50 individuals to a treatment... more
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Elementary Statistics Statistics Statistics Question

04/21/14

Please help with my Statistics Assignment?
1. Compute for the mean, median, and mode of the lengths of mosquitoes' lives in seconds after being sprayed with Insecticide A.   13     14     23     22     16     25     14     25     17    ... more
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Elementary Statistics Statistics Statistics Question

04/21/14

Please help to my Statistics question?
I'm getting confused about this things: 1. My teacher said that Nominal,Ordinal,Interval and Ratio has their own appropriate measures of location. for example: For Nominal the appropriate measures... more
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Elementary Statistics

12/04/13

Last statistics question of the semester for extra credit and I am done. Any help will be appreciated. Thank you
The number of hours worked per week by medical residents is normally distributed with a standard deviation of 4.8 hours. We want to test the claim that the mean number of hours worked per week by... more
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