ZuoTi.Pro
Question

Does eating while driving make an accident more likely? Researchers from the National Highway Traffic Safety...

Does eating while driving make an accident more likely? Researchers from the National Highway Traffic Safety Administration looked at national traffic and accident records from a recent year for those drivers who were eating versus those who were not. Result: The odds of an accident were 80 percent higher when eating than when not.

This study is a(n):

a. experiment, but without randomization.

b. simple random sample.

c. observational study, but not a simple random sample.

d. randomized comparative experiment.

math   Statistics-And-Probability   
0 0
Add a comment Improve this question Transcribed image text
Next > < Previous
Sort answers by oldest

Homework Answers

Answer #1

here as subjects are not given any treatments by researchers therefore it is an observational study.

option C is correct

0 0
Add a comment
Know the answer?
Add Answer to:
Does eating while driving make an accident more likely? Researchers from the National Highway Traffic Safety...
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Log In

Sign Up

Not the answer you're looking for? Ask your own homework help question. Our experts will answer your question WITHIN MINUTES for Free.
Similar Homework Help Questions

  • The National Highway Traffic Safety Administration (NHTSA) claims that, in a car accident, Tesla passengers are...

    The National Highway Traffic Safety Administration (NHTSA) claims that, in a car accident, Tesla passengers are less likely to be injured than their non-Tesla counterparts. They select a random sample of 200 Tesla passengers and 400 non-Tesla passengers who were in a car accident. From their data, they found that 5.5% of the Tesla passengers and 9% of the non-Tesla passengers were injured. Test the NHTSA’s claim at a 10% significance level. a) Define Population 1 and Population 2. b)...

  • According to the National Highway Traffic Safety Administration, the average age of a driver involved in...

    According to the National Highway Traffic Safety Administration, the average age of a driver involved in a fatal crash is 39.4 years, with a standard deviation of 17.4 years. Suppose a random sample of 50 drivers involved in a fatal crash is selected. [Source: https://crashstats.nhtsa.dot.gov/Api/Public/ViewPublication/810853] What is the probability that the average age of drivers involved in fatal crash in the sample exceeds 41? Question 24 options: A) 0.5359 B) 0.4641 C) 0.7422 D) 0.2578 E) 0.6502

  • The U.S. National Highway Traffic Safety Administration gathers data concerning the causes of highway crashes where...

    The U.S. National Highway Traffic Safety Administration gathers data concerning the causes of highway crashes where at least one fatality has occurred. From the 1998 annual study, the following probabilities were determined (BAC is blood-alcohol level): ?(???=0|Crash with fatality)=0.625 ?(??? is between .01 and .09|Crash with fatality)=0.302 ?(??? is greater than .09|Crash with fatality)=0.069 Suppose over a certain stretch of highway during a 1-year period, the probability of being involved in a crash that results in at least one fatality...

  • 18. Suppose the National Highway Safety Traffic Administration (NHSIA 1 Highway Safety Traffic Administration (NHSTA) wishes...

    18. Suppose the National Highway Safety Traffic Administration (NHSIA 1 Highway Safety Traffic Administration (NHSTA) wishes to study the average dom sample of 1372 cars, weight of all American-made compact care (Chrysler. Ford, GM). From a random sample or they acquired the sample mean to be 2982 pounds with a standard deviation of 16 pounds. 88% confidence interval for the appropriate parameter (approximate the t-score using approximate the f-score using the Z-score, and assume all conditions are met). a) (2973.269,...

  • The U.S. National Highway Traffic Safety Administration gathers data concerning the causes of highway crashes where...

    The U.S. National Highway Traffic Safety Administration gathers data concerning the causes of highway crashes where at least one fatality has occurred. From the 1998 annual study, the following probabilities were determined (BAC is blood-alcohol level): P(BAC=0|Crash with fatality)=0.611 P(BAC is between .01 and .09|Crash with fatality)=0.347 P(BAC is greater than .09|Crash with fatality)=0.054 Suppose over a certain stretch of highway during a 1-year period, the probability of being involved in a crash that results in at least one fatality...

  • The U.S. Department of Transportation, National Highway Traffic Safety Administration, reported that 77% of all fatally...

    The U.S. Department of Transportation, National Highway Traffic Safety Administration, reported that 77% of all fatally injured automobile drivers were intoxicated. A random sample of 31 records of automobile driver fatalities in Kit Carson County, Colorado, showed that 18 involved an intoxicated driver. Do these data indicate that the population proportion of driver fatalities related to alcohol is less than 77% in Kit Carson County? Use α = 0.01. Solve the problem using both the traditional method and the P-value...

  • PROBLEM 3. Researchers wanted to determine whether drivers are significantly distracted while driving when using a...

    PROBLEM 3. Researchers wanted to determine whether drivers are significantly distracted while driving when using a cell phone or talking to a passenger in the car. In a study involving 60 drivers, 20 drivers were randomly assigned to drive while using a cell phone, 20 drivers were assigned to drive while talking to a passenger, and the remaining drivers drove alone in the car. Part of the study involved asking drivers to exit the freeway at a particular exit. In...

  • The U.S. Department of Transportation, National Highway Traffic Safety Administration, reported that 77% of all fatally...

    The U.S. Department of Transportation, National Highway Traffic Safety Administration, reported that 77% of all fatally injured automobile drivers were intoxicated. A random sample of 28 records of automobile driver fatalities in Kit Carson County, Colorado, showed that 14 involved an intoxicated driver. Do these data indicate that the population proportion of driver fatalities related to alcohol is less than 77% in Kit Carson County? Use α = 0.01. Solve the problem using both the traditional method and the P-value...

  • Previous Problem Problem List Next Problem (1 point) The U.S. National Highway Traffic Safety Administration gathers...

    Previous Problem Problem List Next Problem (1 point) The U.S. National Highway Traffic Safety Administration gathers data concerning the causes of highway crashes where at least one fatality has occurred. From the 1998 annual study, the following probabilities were determined (BAC is blood-alcohol level): P(BAC =0|Crash with fatality) = 0.613 P(BAC is between .01 and .09|Crash with fatality) = 0.335 P(BAC is greater than .09|Crash with fatality) = 0.054 Suppose over a certain stretch of highway during a 1-year period,...

  • thanks for your help The National Highway Traffic Safety Administration reported the percentage of traffic accidents...

    thanks for your help The National Highway Traffic Safety Administration reported the percentage of traffic accidents occurring each day of the week. Assume that a sample of 420 accidents provided the following data Sunday Monday Tuesday Wednesday Thursday Friday Saturday 65 52 54 45 52 72 80 a. Conduct a hypothesis test to determine if the proportion of traffic accidents is the same for each day of the week. What is the p value? Compute the value of the test...

ADVERTISEMENT
Free Homework Help App
Download From Google Play
Scan Your Homework
to Get Instant Free Answers
Need Online Homework Help?
Ask a Question
Get Answers For Free
Most questions answered within 3 hours.
ADVERTISEMENT
ADVERTISEMENT
ADVERTISEMENT