Assume That a Researcher Randomly Selects 14 Newborn Babies and Counts

question 63

Multiple Choice

Assume that a researcher randomly selects 14 newborn babies and counts the number of girls selected, x. The probabilities
corresponding to the 14 possible values of x are summarized in the given table. Answer the question using the table. $$\begin{array}{l}\text { Probabilities of Girls }\\\begin{array} { | c | c | c | c | c | c | } \hline x \text { (girls) } & P ( x ) & x \text { (girls) } & P ( x ) & x \text { (girls) } & P ( x ) \\\hline 0 & 0.000 & 5 & 0.122 & 10 & 0.061 \\1 & 0.001 & 6 & 0.183 & 11 & 0.022 \\2 & 0.006 & 7 & 0.210 & 12 & 0.006 \\3 & 0.022 & 8 & 0.183 & 13 & 0.001 \\4 & 0.061 & 9 & 0.122 & 14 & 0.000 \\\hline\end{array}\end{array}$$
-Find the probability of selecting 9 or more girls.

• A) 0.001
• B) 0.212
• C) 0.061
• D) 0.122

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Definitions:

Make-table Query

A type of query in database systems that creates a new table and populates it with data selected from one or more other tables.

Archive Table

A database table used for storing historical records or data that is not actively used but needs to be preserved.

Validation Rules

Criteria established in databases or software applications to ensure that the data entered adheres to specific formats or values.

One-to-many Relationship

A type of database relationship where a single record in one table can be associated with multiple records in another table.