In a Test of the Difference Between the Two Means $t$

question 21

Multiple Choice

In a test of the difference between the two means below, what should the test value be for a $t$ test?
$\begin{array}{lcc}\hline & \text { Sample 1 } & \text { Sample 2 } \\\hline \text { Sample mean } & 680 & 735 \\\text { Sample variance } & 550 & 60 \\\text { Sample size } & 10 & 11\end{array}$

• A) -0.31
• B) -0.91
• C) -7.07
• D) -0.11

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Definitions:

Indirection Operator

In programming languages like C, it's the '*' operator used to dereference pointer variables, accessing the value at the pointer's address.

Offset

The distance or difference between a specific position and a fixed point, often used in accessing array elements or memory locations.

Address Operator

In programming, an operator used to determine the memory address of a variable.

Variable Pointed

Refers to the specific variable or memory location that a pointer variable is currently pointing to.