Find the Value of the Test Statistic Z Using Z $z = \frac { \hat { p } - p } { \sqrt { \frac { p q } { n } } }$

question 56

Multiple Choice

Find the value of the test statistic z using z $z = \frac { \hat { p } - p } { \sqrt { \frac { p q } { n } } }$
-A claim is made that the proportion of children who play sports is less than 0.5, and the sample statistics include n = 1320 subjects with 30% saying that they play a sport.

• A) 14.53
• B) 29.66
• C) -29.66
• D) -14.53

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Definitions:

Sex Glands

Organs in the body responsible for producing sex hormones and gametes, crucial for reproductive functions.

Secondary

Pertaining to the second level or stage in a sequence or process.

Sex Characteristics

The traits that distinguish the biological sexes of male and female, including primary characteristics like reproductive organs and secondary characteristics like body hair distribution.

Menstrual Period

The monthly discharge of blood and mucosal tissue from the inner lining of the uterus through the vagina.