Four Types of Bicycle Tires Are Ridden in Six Different

question 33

Multiple Choice

Four types of bicycle tires are ridden in six different cities to see if the tires lasted about the same number of miles.If there are differences, then that tire could promote its durability to potential customers.Using the data in the table below and an alpha of 0.05, what is the null hypothesis? $$\begin{array} { l c c c c } & \text { Tire A } & \text { Tire B } & \text { Tire C } & \text { Tire D } \\\text { City 1 } & 105 & 157 & 112 & 119 \\\text { City 2 } & 142 & 124 & 132 & 144 \\\text { City 3 } & 133 & 121 & 138 & 130 \\\text { City 4 } & 98 & 136 & 110 & 119 \\\text { City 5 } & 114 & 141 & 95 & 128 \\\text { City 6 } & 117 & 138 & 129 & 140\end{array}$$

• A)The durability of the tires between the cities is equal.
• B)The durability of the tires is dependent on the city and type of tire.
• C)The durability of the tires is dependent on the type of tire.
• D)The durability between the types of tire is equal.
• E)The durability of the tires is dependent on the city.

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Definitions:

Efferent Neurons

Nerve cells that conduct impulses away from the central nervous system to muscles or glands, facilitating action and response.

Motor Cortex

A region of the cerebral cortex involved in the planning, control, and execution of voluntary movements.

Diversity

The state of being diverse; a range of different things or people, such as cultural, racial, or gender differences.

Left Hemisphere

The left side of the brain, which is typically associated with analytic thought, logic, language, and processing of sequential tasks.