Multiple Choice
The mean score on a test is 80, and the standard deviation is 20 points. What percentage of people scored 75 or less? (Round to the nearest whole number.)
A) 10
B) 40
C) 43
D) 60
E) None of the above
Correct Answer:
Verified
Correct Answer:
Verified
Related Questions
Q6: For which of the following measurements would
Q7: If the mean of a distribution is
Q8: Bob's score of 40 on a statistics
Q9: Assume GRE scores are normally distributed with
Q10: Which of the following is a discrete
Q12: <span class="ql-formula" data-value="\begin{array}{lcl}& \text {Boys }
Q13: Given that the mean of a distribution
Q14: What is the mean of a normal
Q15: SAT scores are normally distributed with a
Q16: What z-score is associated with the 80th