Thursday
April 17, 2014

Homework Help: statistics

Posted by tea on Monday, March 26, 2012 at 12:52am.

7. A recent study investigated the effects of a "Buckle Up Your Toddlers" campaign to get parents to use the grocery cart seat belts. When gathering baseline data prior to the campaign, investigators observed 86 out of 640 parents buckling up their toddlers. Assume it is reasonable to regard this sample as representative of the population of parents with toddlers.

a) Compute a point estimate of the true proportion of all parents who buckle up their toddlers. (2 pts)

b) Construct and interpret a 92% confidence interval for , the true proportion of all parents who buckle up their toddlers. (6 pts)

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

statistics - a recent study suggests that the mean maximum temperature for the ...
statistics - Oxytocin is a naturally occurring brain chemical that is nicknamed ...
statistics - sample- a recent study reports that older adults who got regular ...
pre statistics - In a recent health study it was claimed that 18% of americans ...
Statistics - A study of generator related carbon monoxide deaths showed that a ...
math,pre statistics - In a recent health study it was claimed that 18% of ...
Statistics - In a recent study a SRS of 525 employed Americans, 53 individuals ...
Math/statistics - a recent study indicated that 29% of the 100 women over age 55...
Elements of Statistics - the world health organization's center of aids research...
statistics - Terms and Definitions matching ___ Statistics ___ Discrete variable...

Search
Members