Logo
Home Study Material Contact Search
AI Chat FREE
  1. mathematics
  2. statistics
  3. 1) suppose the scores of students on a statistics

1) Suppose the scores of students on a Statistics course are Normally distributed with a mean...

80.2K

Verified Solution

Question

Statistics

1) Suppose the scores of students on a Statistics course areNormally distributed with a mean of 542 and a standard deviation of98. What percentage of the students scored between 542 and 738 onthe exam? (Give your answer to 3 significant figures.)

2) A new car that is a gas- and electric-powered hybrid hasrecently hit the market. The distance travelled on 1 gallon of fuelis normally distributed with a mean of 65 miles and a standarddeviation of 6 miles. Find the probability of the followingevents:

A. The car travels more than 69 miles per gallon.

Probability =

B. The car travels less than 59 miles per gallon.

Probability =

C. The car travels between 59 and 68 miles per gallon.

Probability =

3)

(1 point) Suppose that X is normally distributed with mean 85and standard deviation 20.

A. What is the probability that X is greater than 118?
Probability =

B. What value of XX does only the top 18% exceed?
X =

Answer & Explanation Solved by verified expert
3.8 Ratings (426 Votes)
    See Answer
Get Answers to Unlimited Questions

Join us to gain access to millions of questions and expert answers. Enjoy exclusive benefits tailored just for you!

Membership Benefits:
  • Unlimited Question Access with detailed Answers
  • Zin AI - 3 Million Words
  • 10 Dall-E 3 Images
  • 20 Plot Generations
  • Conversation with Dialogue Memory
  • No Ads, Ever!
  • Access to Our Best AI Platform: Flex AI - Your personal assistant for all your inquiries!
Become a Member

Other questions asked by students

Q

the advantages and disadvantages of using PLDs, including FPGAs, as compared to using discreet logic-integrated circuit...

Electrical Engineering
Q

Complete the last four columns by 1 deleting incorrect options or 2 marking correct options...

Biology
Q

Part III Which medium would you consider to be minimal or defined 12 KAMPO EROPON...

Biology
Q

spotlight is located on the same plane as the runway 6 meters from the runway...

Calculus
Q

Determine whether each of the following geometric series converges or diverges. If it converges, findits...

Calculus
Q

what is the difference between fob shipping point and fob destination

Accounting
Q

From the e-Activity, recommend at least one improvement in the Websites sales order process you...

Accounting
Q

IOW/ConneCLhtml C nework Saved Help Save & Exit Submit Check my work Required information Pert...

Accounting
Q

need all 4 parts urgent Cooperative San Jose of southern...

Accounting
Q

On 30 June, Duck Ltd estimated that $8,000 of its receivables were likely to be...

Accounting
Q

Ron Rhodes calls his broker to inquire about purchasing a bond of Golden Years Recreation...

Finance
Q

can someone help me interpret this analysis of ROE - 5 Way YEAR...

Finance