Essay
THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION:
In a recent survey of high school students,it was found that the average amount of money spent on entertainment each week was normally distributed with a mean of $52.30 and a standard deviation of $18.23.Assume that these values are representative of all high school students.
-The probability is 65% that the average spending of a sample of 25 randomly-selected students will spend at least how much?
Correct Answer:
Verified
P( 
≥ a)= 0.65 ⇒ P(...View Answer
Unlock this answer now
Get Access to more Verified Answers free of charge
Correct Answer:
Verified
≥ a)= 0.65 ⇒ P(...
View Answer
Unlock this answer now
Get Access to more Verified Answers free of charge
Q2: THE NEXT QUESTIONS ARE BASED ON THE
Q3: THE NEXT QUESTIONS ARE BASED ON THE
Q4: Which of the following statements is true
Q5: List all possible samples of 2 families
Q6: THE NEXT QUESTIONS ARE BASED ON THE
Q8: THE NEXT QUESTIONS ARE BASED ON THE
Q10: THE NEXT QUESTIONS ARE BASED ON THE
Q11: THE NEXT QUESTIONS ARE BASED ON THE
Q12: The chi-square family of distributions is used
Q86: THE NEXT QUESTIONS ARE BASED ON THE