A scientist is studying whether a new type of bird food affects the number of eggs that finches lay. Which of the following pieces of data would be MOST relevant to this investigation?

The average wingspan of the finches.

The number of eggs laid by each finch.

The daily temperature in the birds' habitat.

A research team is investigating the causes of increased traffic accidents on a specific highway. Which data set would be the LEAST relevant to their investigation?

The average number of cars sold per month in the nearby city.

Data on the timing and intensity of rainfall along the highway.

Records of the posted speed limit versus the average speed of vehicles.

Information on the physical condition of the road surface, such as potholes.

The species of trees currently growing in the proposed locations.

The cost of land in different neighborhoods across the city.

A map showing the population density of residential areas.

The locations of the city's oldest historical buildings.

The evidence was collected using expensive, high-tech equipment.

The evidence is supported by a large quantity of data points.

The evidence directly relates to the specific question being investigated.

The evidence has been published in a famous scientific journal.