Selected answer d 3 4 question 3 compared to a

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Selected Answer: D. 3
4 Question 3 Compared to a distribution of scores, the distribution of means has less spread because:
Quiz 1 Statistics for the behavioral Sciences
Question 4 Approximately ________% of scores fall within 1 standard deviation from the mean. 6
8 Question 5 A z score of –1.0 is ________ on the standard normal curve compared to a z score of 1.0.
Question 6 The ________ is a distribution composed of many sample means.
Question 7 According to the ________, as the size of the distribution of means increases, it assumes a normal shape.
Question 8 For a distribution of scores, the standard deviation is 30. If we create a distribution of means based on samples of size 10, what is the standard error?
Question 9 A common measure of spread for a distribution of scores is the standard deviation, and a common measure of spread for a distribution of means is the:
Quiz 1 Statistics for the behavioral Sciences error. Question 10 A distribution has a mean of 600 with a standard deviation of 50. A z score of 1.73 converts into a score of: Question 11 A z score of –1.0 is ________ on the standard normal curve compared to a z score of –2.0. Question 12 A(n) ________ is the number of standard deviation units a score is from the mean. Question 13 The process of standardization converts individual scores from different distributions toa shared distribution with known: Question 14 A z score of 0 is equivalent to the: Question 15 Imagine the average college student takes 140 credits to graduate, with a standard deviation of 7 credits. Calculate Emma's z score for credits taken, given she completed 129 hours to graduate. Sunday, October 16, 2016 1:53:01 AM CDT User Joanne Lynn Sanchez Course Master 201710 PSYC-2317 V LJ
Quiz 1 Statistics for the behavioral Sciences Test Quiz 7 Started 10/23/16 7:59 PM Submitted 10/23/16 9:34 PM Due Date 10/23/16 11:59 PM Status Completed Attempt Score 10 out of 15 points Time Elapsed 1 hour, 34 minutes Results Displayed Submitted Answers, Feedback, Incorrectly Answered Questions Question 1 A researcher interested in how much laundry increases with the addition of a child to a marriage studies 7 families and compares their data to national norms. She gets a z test of 1.80; what should she conclude? There is an increase in the laundry completed with the addition of a child.

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