Multiple Choice
The average score on a mathematics test was 64%.A student who scored 80% had a z-score of 2.Find the standard deviation.
A) 16%
B) 8%
C) 3%
D) 20%
E) 1%
Correct Answer:
Verified
Correct Answer:
Verified
Related Questions
Q19: An English instructor gave a final exam
Q20: On an exam Bob scored 75% and
Q21: The average weight of a newborn infant
Q22: The annual snowfall in a town (in
Q23: μ = 15.2,15.87% above 16.1; σ =
Q25: After increased patrol,cars on a road travel
Q26: A basketball coach kept statistics for
Q27: the middle 96%<br>A)0 to 2.05<br>B)-2.33 to 2.33<br>C)-3.00
Q28: the highest 86%<br>A)-1.08<br>B)0.8051<br>C)1.08<br>D)0.5557<br>E)-1.02
Q29: A Normal Probability plot is a<br>A)Histogram.<br>B)Scatterplot.<br>C)Boxplot.<br>D)Stem-and-leaf plot.