Benafful/statsunit1

Please feel free to leave a message in my [mailto:kafuiaheto@yahoo.com inbox] in case you have any information for me. INTERMEDIATE STATISTICS - Unit 1 '''Answer All questions by clicking on the appropriate option or filling in the space where necessary. Finally, click on submit to view your scores.''' {Which of the following statements is true. I. When the margin of error is small, the confidence level is high. II. When the margin of error is small, the confidence level is low. III. A confidence interval is a type of point estimate. IV. A population mean is an example of a point estimate. - I only - II only - III only - IV only. + None of the above.
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{Non-sampling errors are due to mistakes made in the acquisition of data or due to the sample observations being selected improperly. + True - False
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{The non-sampling error arises from errors in the following except - data acquisition (incorrect response) - non-response error + unrepresentative sample selected - selection bias
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{ Standard deviation is sometimes referred to as { sampling error }.
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{ There are two main types of Inferential Statistics, { estimation } and hypothesis testing.
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{ The { act| process } of carefully choosing or selecting the units of the population to be included in the study is called { sampling }.
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