A Sociologist Wanted to Determine Whether There Was a Difference $\alpha = 0.01$

question 31

Multiple Choice

A sociologist wanted to determine whether there was a difference in the amount of time children aged 5-7 spent watching television each day. Check the following data for evidence that the number of minutes spent watching television is equally distributed throughout the week. Use $\alpha = 0.01$ .
$\begin{array} { l c } \text { Day } & \text { Number of Minutes } \\ \text { Sunday } & 200 \\ \text { Monday } & 112 \\ \text { Tuesday } & 123 \\ \text { Wednesday } & 130 \\ \text { Thursday } & 160 \\ \text { Friday } & 225 \\ \text { Saturday } & 247 \end{array}$
Find the critical value.

• A) 18.475
• B) 12.592
• C) 14.067
• D) 16.812

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Definitions:

Heterozygous

Possessing unlike alleles for a particular trait.

Down Syndrome

A genetic disorder caused by the presence of an extra 21st chromosome, leading to developmental and physical changes.

Disjunction

The separation of chromosomes or sister chromatids during cell division, leading to the distribution of genetic material into daughter cells.

Chromosome 21

One of the 23 pairs of human chromosomes, an extra copy of which is associated with Down syndrome.