प्रश्नावला9.2 A A
R
1. आकृति 9.15 में, ABCD एक समांतर चतुर्भुज है,
AE | DC और CF LAD है। यदि AB= 16 cm,
AE= 8 cm और CF = 10 cm है, तो AD ज्ञात कीजिए।
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If your score on your next statistics test is converted to a z score, which of these z scores would you prefer: minus2.00, minus1.00, 0, 1.00, 2.00? why? a. the z score of 2.00 is most preferable because it is 2.00 standard deviations above the mean and would correspond to the highest of the five different possible test scores. b. the z score of 0 is most preferable because it corresponds to a test score equal to the mean. c. the z score of minus2.00 is most preferable because it is 2.00 standard deviations below the mean and would correspond to the highest of the five different possible test scores. d. the z score of minus1.00 is most preferable because it is 1.00 standard deviation below the mean and would correspond to an above average