Ateacher finds the distribution of scores on a final exam to be positively skewed with low variability. on the basis of this information, the teacher would be most justified in concluding that
1. a small number of students in the class did poorly on the exam
2. the students in her classroom have a very wide range of intellectual abilities
3. the exam was too difficult
4. the exam is not a reliable assessment tool
5. most of her students are of above average ability

Explain how nationalism led to independence in south africa.

What effect did increased automobile production have on other industries

Which is the best conclusion that can be drawn regarding the status of african-americans in the south in the late 1800s? a) african-americans made tremendous political, social, and economic advancements during the reconstruction era. b) passage of the 13th, 14th, and 15th amendments to the u.s. constitution guaranteed equal status and rights for all african-americans. c) the reconstruction policies enacted by the federal government were highly effective in african-american citizens transition to life after slavery. d) although african-americans had equal rights under federal law they were still economically, politically, and socially inferior to whites in the south during the reconstruction era.