STAT 200 Chapter 7 50 depressed children earn a depression score of 12 on the Children's Depression Inventory The population mean for normally developing children is 6 (SD 5) Is this sample's mean significantly different from the overall population mean 90 anxious college students earn an anxiety score of 30 on the State Trait Anxiety Inventory The population mean for non anxious college students is 11 (SD 4) Is this sample's mean significantly different from the population mean 100 Statistics students earn an exam score of 90 on their midterm The population mean for all Statistics classes on campus is 84 (SD 9) Is this sample's mean significantly different from the overall population mean 40 ADHD children earn an inattention score of 65 on the Child Behavior Checklist The population mean for normally developing children is 55 (SD 7) Is this sample's mean significantly different from the overall population mean 45 depressed adults earn a depression score of 16 on the Beck Depression Inventory The population mean for the normal adult population is 5 (SD 10) Is this sample's mean significantly different from the overall population mean A sample of 40 graduate students take an IQ test with a population mean of 100 and SD of 15 The mean for the graduate student (i e , sample) IQ is 113 Is the sample mean for graduate students significantly different from the population mean A sample of 33 children with ADHD takes a behavioral assessment with a population mean of 50 and an SD of 5 The mean for the sample is 57 Is the sample mean for the children with ADHD significantly higher than the population mean A sample of 24 depressed adolescent girls take a depression screener with a population mean of 13 and an SD of 7 The mean for the sample is 18 Is the sample mean for the depressed adolescent girls significantly different from the population mean A sample of 56 clinically anxious adults takes the State Trait Anxiety Inventory with a population mean of 40 and an SD of 8 The mean for the sample is 50 Is the sample mean for the clinically anxious adults significantly higher than the population mean A sample of 45 college students with test anxiety take a test measuring test anxiety with a population mean of 23 and an SD of 7 The mean for the sample is 30 Is the sample mean for college students with test anxiety significantly higher than the population mean

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STAT 200 Chapter 7 50 depressed children earn a depression score of 12 on the Children's Depression Inventory. The population mean for normally developing children

STAT 200

Chapter 7

50 depressed children earn a depression score of 12 on the Children's Depression Inventory. The population mean for normally developing children is 6 (SD = 5). Is this sample's mean significantly different from the overall population mean?
90 anxious college students earn an anxiety score of 30 on the State-Trait Anxiety Inventory. The population mean for non-anxious college students is 11 (SD = 4). Is this sample's mean significantly different from the population mean?
100 Statistics students earn an exam score of 90 on their midterm. The population mean for all Statistics classes on campus is 84 (SD = 9). Is this sample's mean significantly different from the overall population mean?
40 ADHD children earn an inattention score of 65 on the Child Behavior Checklist. The population mean for normally developing children is 55 (SD = 7). Is this sample's mean significantly different from the overall population mean?
45 depressed adults earn a depression score of 16 on the Beck Depression Inventory. The population mean for the normal adult population is 5 (SD = 10). Is this sample's mean significantly different from the overall population mean?
A sample of 40 graduate students take an IQ test with a population mean of 100 and SD of 15. The mean for the graduate student (i.e., sample) IQ is 113. Is the sample mean for graduate students significantly different from the population mean?
A sample of 33 children with ADHD takes a behavioral assessment with a population mean of 50 and an SD of 5. The mean for the sample is 57. Is the sample mean for the children with ADHD significantly higher than the population mean?
A sample of 24 depressed adolescent girls take a depression screener with a population mean of 13 and an SD of 7. The mean for the sample is 18. Is the sample mean for the depressed adolescent girls significantly different from the population mean?
A sample of 56 clinically anxious adults takes the State-Trait Anxiety Inventory with a population mean of 40 and an SD of 8. The mean for the sample is 50. Is the sample mean for the clinically anxious adults significantly higher than the population mean?
A sample of 45 college students with test anxiety take a test measuring test anxiety with a population mean of 23 and an SD of 7. The mean for the sample is 30. Is the sample mean for college students with test anxiety significantly higher than the population mean?