Mathematics, 01.05.2021 01:30 lebronjames1604
The data for this question come from a study based on 196 persons sampled from a city. Scientists wanted to investigate the probability of being infected with dengue fever in a coastal city in Mexico. The predictors were age, age of the person sampled, and sector, the sector of the city the person lived in. sector was coded 1 if the person lived in sector s2, and 0 if the person lived in sector s1. The following logistic regression model was fitted:
log(π/ 1- π) = βo +β1age + β2sector
where π denotes the probability of being infected with dengue fever.
Required:
What are the estimated odds of being infected with dengue fever for a person aged 50 living in sector s2? What is the corresponding probability of being infected for this person?
Answers: 1
Mathematics, 21.06.2019 23:00
Unaware that 35% of the 10000 voters in his constituency support him, a politician decides to estimate his political strength. a sample of 200 voters shows that 40% support him. a. what is the population? b. what is the parameter of interest? state its value c. what is the statistics of the interest? state its value d. compare your answers in (b) and (c) is it surprising they are different? if the politician were to sample another 200 voters, which of the two numbers would most likely change? explain
Answers: 2
The data for this question come from a study based on 196 persons sampled from a city. Scientists wa...
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