A Student Has 3 Exams

question 30

Multiple Choice

A student has 3 exams.The probability that he does "well" on his first exam is 80%.However,his performance on the remaining two exams depends on how "well" he did on the previous exam.The probability of doing "well" on an exam is 95% if the previous exam was done "well",but only 50% if the previous was not done "well".What is the probability he does "well" on exactly 2 of his 3 exams?

• A)15.3%
• B)27.8%
• C)32.7%
• D)38.4%

Understand the basic structure and properties of language, including its arbitrary nature and rule-governed aspects.

Identify obstacles to logical thinking, including various biases and fallacies.

Describe the generative and creative capacity of language.

Recognize the influence of language on perception and thought, as suggested by the linguistic relativity hypothesis.

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Definitions:

Playground

An outdoor area designated for children's play, often equipped with recreational structures such as slides and swings.

Independent Variable

In research, a variable that is manipulated or changed to observe its effect on a dependent variable.

Dependent Variable

A dependent variable is an outcome or result that researchers aim to explain or predict through changes in other variables.

Parenting Interventions

Programs or strategies designed to support and improve parenting skills and practices to foster child development.