Mathematics, 22.04.2021 20:50, mayaduke9482
Local government officials would like to know if city residents are generally satisfied with the cleanliness of local
streets and recreation areas. To estimate the level of satisfaction, city officials appear on a local television morning
show, where residents are invited to share their satisfaction through an online poll. Which of the following
statements best describes the potential results from this poll?
This is a convenience sample and is likely to overestimate the proportion of residents satisfied with the
cleanliness of the area.
This is a convenience sample and is likely to underestimate the proportion of residents satisfied with the
cleanliness of the area.
This is a voluntary response sample and is likely to overestimate the proportion of residents satisfied with the
cleanliness of the area.
O This is a voluntary response sample and is likely to underestimate the proportion of residents satisfied with the
cleanliness of the area.
Answers: 2
Mathematics, 21.06.2019 17:40, alisucaalisuca
The weight of full–grown tomatoes at a farm is modeled by a normal distribution with a standard deviation of 18.4 grams. the 95 percent confidence interval for the mean weight of the tomatoes is calculated using a sample of 100 tomatoes. what is the margin of error (half the width of the confidence interval)?
Answers: 2
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