Before Covid the QTI Summer Examinations were invigilated, closed-book exams. The scores on the exams followed a Normal Distribution with a mean of 50 and a standard deviation of 9. It is believed that with the on-line, open book structure the exams are proving easier. (ii) In the context of this question what is a type I error.

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B3 (a II)

ВЗ.
(a)
Before Covid the QTI Summer Examinations were invigilated, closed-book
exams. The scores on the exams followed a Normal Distribution with a mean
of 50 and a standard deviation of 9. It is believed that with the on-line, open
book structure the exams are proving easier.
(ii)
In the context of this question what is a type I error.
Transcribed Image Text:ВЗ. (a) Before Covid the QTI Summer Examinations were invigilated, closed-book exams. The scores on the exams followed a Normal Distribution with a mean of 50 and a standard deviation of 9. It is believed that with the on-line, open book structure the exams are proving easier. (ii) In the context of this question what is a type I error.
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