# Question: In a USA Today survey of 456 subjects 269 agreed

In a USA Today survey of 456 subjects, 269 agreed that honesty is always the best policy. Assume that we plan to use the survey results to estimate the proportion of the population who believe that honesty is always the best policy.

a. Is the sample proportion of 269/456 a statistic or a parameter?

b. Are frequency counts such as 269 categorical data or quantitative data?

c. Are frequency counts such as 269 discrete or continuous?

d. What does it mean for a sample, such as the 456 surveyed subjects, to be a simple random sample?

e. The USA Today survey was conducted as follows: A question was posted on the USA Today web site and Internet users could choose to respond. In statistics, is this a valid sampling plan?

a. Is the sample proportion of 269/456 a statistic or a parameter?

b. Are frequency counts such as 269 categorical data or quantitative data?

c. Are frequency counts such as 269 discrete or continuous?

d. What does it mean for a sample, such as the 456 surveyed subjects, to be a simple random sample?

e. The USA Today survey was conducted as follows: A question was posted on the USA Today web site and Internet users could choose to respond. In statistics, is this a valid sampling plan?

**View Solution:**## Answer to relevant Questions

a. What characteristic of the data: above indicates that we should use one-way analysis of variance? b. If the objective is to test the claim that the three size categories have the same mean chest deceleration, why is the ...Data Set 14 in Appendix B lists highway fuel consumption amounts (mi/gal) for cars categorized by size (small, midsize, large). If we use those highway fuel consumption amounts arranged into the three separate size ...Weights (kg) of poplar trees were obtained from trees planted in a sandy and dry region. The trees were given different treatments identified in the table below. The data are from a study conducted by researchers at ...Example 1 in this section used performance IQ scores from Data Set 5 in Appendix B for two-way analysis of variance with the factors of sex (male, female) and measured blood lead level (low, medium, high). If we use the ...Descriptive Statistics Include appropriate units in all answers. a. Find the mean for each of the three groups. b. Find the standard deviation for each of the three groups. c. Find the variance for each of the three ...Post your question