WebOct 22, 2009 · In a statistics class there are 18 juniors and 10 seniors, 6 of the seniors are females, and 12 of the juniors are males. If a student is selected at random, find the probability of selecting: a) a junior or a female b) a senior or a female c) not a junior male 2. A six-member FBI investigative team is to be formed from a list of 30 agents. WebMath Statistics In a statistics class there are 18 juniors and 10 seniors; 6 of the seniors are females, and 12 of the juniors are males. If a student is selected at random, find the …
Types of sampling methods Statistics (article) Khan Academy
WebSep 28, 2024 · We are informed that in a statistics class, there are 22 juniors and 18 seniors. Of the juniors, 12 are females. Of the seniors, 11 are males. We are asked to find the probability that a randomly selected student from the class is a male or a junior. To find the probability, we first need to find the number of juniors or males in the class. WebA stratified random sample puts the population into groups (eg categories, like freshman, sophomore, junior, senior) and then only a few (people for example) are selected from each sample. An example to clarify Mia has a population of 50 pupils in her class. She wants to know whether most people like homework or not. 1. how far is kathu from johannesburg
In a psychology class, there are 15 sophomores and 18 juniors. Six …
WebDec 24, 2024 · In a statistics class there are 18 juniors and 10 seniors; 6 of the seniors are females and 12 of the juniors are males. If a student is selected at random, find the … WebMath Statistics In a stats class there are 18 juniors and 10 seniors; 6 of the seniors are females, and 12 of the juniors are males. If a student is selected at random, find the probability of selecting: a) A junior or a female b) A male or a senior WebIn a statistics class there are 18 juniors and 10 seniors; 6 of the seniors are female, and 12 of the junior are males. if 6 of the seniors are female, and there are a total of 10 seniors, then 10 - 6 = 4 (4 of the seniors are male) if 12 of the junior are males, and there are a total of 18 junior , then 18 - 12 = 6 (6 of the junior are female) high back sectional recliner covers