statistics
 👍 0
 👎 0
 👁 370

 👍 0
 👎 0
Respond to this Question
Similar Questions

Math
Which ratios form a proportion? a. 4/9, 12/25 b. 3/7, 18/42 c. 5/11, 20/45 d. 5/8, 15/25 Which ratio forms a proportion with 18/30? a. 20/35 b. 50/90 c. 36/48 d. 60/100 Which proportion has cross products of 5 x 24 and 8 x 15? a.

statistics
A researcher at a major hospital wishes to estimate the proportion of the adult population of the U.S. that has high blood pressure. How large a sample is needed in order to be 99% confident that the sample proportion will not

math plz help!!!!!!!
which ratios form a proportion? A) 4/5 , 20/25 B) 8/12 , 18/24 C) 1/3 , 7/24 D) 2/5 , 6/16 which ratio forms a proportion with 9/15? A)3/6 B)2/3 C)12/30 D)6/10##### which proportion has cross products of 5 x 24 and 8 x 15?

Economics (45)
The 2003 Statistical Abstract of the United States reported the percentage of people 18 years of age and older who smoke. Suppose that a study designed to collect new data on smokers and nonsmokers uses a preliminary estimate of

Statistics
A confidence interval was used to estimate the proportion of statistics students that are females. A random sample of 72 statistics students generated the following 90% confidence interval: (0.438, 0.642). Based on the interval

statistics
A researcher wishes to estimate the proportion of college students who cheat on exams. A poll of 490 college students showed that 33% of them had, or intended to, cheat on examinations. Find the margin of error for the 95%

stat
A researcher at a major clinic wishes to estimate the proportion of the adult population of the US that has sleep deprivation. How large a sample is needed in order to be a 95% confident that the sample proportion will not differ

Statistics Emergency please
People end up tossing 12% of what they buy at the grocery store (Reader's Digest, March 2009). Assume this is the true population proportion and that you plan to take a sample survey of 540 grocery shoppers to further investigate

Statistics
The monthly incomes from a random sample of workers in a factory are shown below. Monthly Income (In $1,000) 4.0 5.0 7.0 4.0 6.0 6.0 7.0 9.0 a. Compute the standard error of the mean (in dollars). b. Compute the margin of error

Statistics #3
The estimate of the population proportion is to be within plus or minus .10, with a 99 percent level of confidence. The best estimate of the population proportion is .45. How large a sample is required?

Math (Statistics)
The Centers for Disease Control reported the percentage of people 18 years of age and older who smoke (CDC website, December 14, 2014). Suppose that a study designed to collect new data on smokers and nonsmokers uses a preliminary

Statistics
(1) Gluten sensitivity, which is also known as wheat intolerance, affects approximately 15% of people in U.S. Let p be the proportion in a random sample of 800 individuals who have gluten sensitivity. Find the probability that the
You can view more similar questions or ask a new question.