Multiple Choice
An exam was given to two sections of the same course.In Section 1,the exam mean was 51 and the standard deviation was 7.In Section 2,the exam mean was 51 and the standard deviation was 13.Which of the following conclusions is accurate?
A) Section 1 did better on the exam than Section 2.
B) Section 1 scores were more variable than Section 2.
C) Section 1 scores were less variable than Section 2.
D) Section 1 did less well on the exam than Section 2.
Correct Answer:
Verified
Correct Answer:
Verified
Q7: Three of the following factors are associated
Q8: Marialexa conducts an economic study and asks
Q9: Frank Fitness found a correlation coefficient of
Q10: Here is a set of scores: 5,3,7,3,6,2,5,3.The
Q11: Note several steps researchers can take to
Q13: Marialexa conducts an economic study and asks
Q14: Seamus has determined that there is a
Q15: A medical researcher is concerned about mistakenly
Q16: Danzell is a purchasing agent for a
Q17: When reporting growth data,the most useful measure