Solve the Problem $\begin{array} { l l l l l l l l l l } 67 & 68 & 64 & 61 & 65 & 64 & 70 & 67 & 62 & 63 \end{array}$

question 93

Multiple Choice

Solve the problem.
-The data below consists of the heights (in inches) of 20 randomly selected women. Find the 10% trimmed mean of the data set. The 10% trimmed mean is found by arranging the data in order, deleting the bottom 10% of the
Values and the top 10% of the values and then calculating the mean of the remaining values. $\begin{array} { l l l l l l l l l l } 67 & 68 & 64 & 61 & 65 & 64 & 70 & 67 & 62 & 63 \end{array}$
$\begin{array} { l l l l l l l l l l } 61 & 64 & 75 & 67 & 60 & 59 & 64 & 68 & 65 & 71 \end{array}$

• A) 52.0 in.
• B) 65.1 in.
• C) 65.3 in.
• D) 65.0 in.

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Definitions:

Hypothesis

A tentative explanation or assumption made on the basis of limited evidence as a starting point for further investigation.

Hypothesis

An initial theory offered following the observation of limited data, intended to guide subsequent detailed exploration.

Life-Span Perspective

An approach to the study of human development that includes all phases, from conception to death.

Conception

The moment when a sperm fertilizes an egg, leading to the beginning of pregnancy.