p estimate the number o find it relaxing to listen andomly selected memb th student whose name a grade students
Unitary Method
The word “unitary” comes from the word “unit”, which means a single and complete entity. In this method, we find the value of a unit product from the given number of products, and then we solve for the other number of products.
Speed, Time, and Distance
Imagine you and 3 of your friends are planning to go to the playground at 6 in the evening. Your house is one mile away from the playground and one of your friends named Jim must start at 5 pm to reach the playground by walk. The other two friends are 3 miles away.
Profit and Loss
The amount earned or lost on the sale of one or more items is referred to as the profit or loss on that item.
Units and Measurements
Measurements and comparisons are the foundation of science and engineering. We, therefore, need rules that tell us how things are measured and compared. For these measurements and comparisons, we perform certain experiments, and we will need the experiments to set up the devices.
![ecause it is selected at random and is large
nough to provide accurate data.
So, the correct answer is D.
Try It
1. WHAT IF? You want to estimate the number of twelfth-grade students
in a high school who ride a bus to school. Which sample is unbiased?
Explain.
2. You want to estimate the number of eighth-grade students in your
school who find it relaxing to listen to music. You consider two samples.
• fifteen randomly selected members of the band
• every fifth student whose name appears on an alphabetical list of
eighth grade students
Which sample is unbiased? Explain.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fadb6011f-06ef-4ca8-8048-987c3f2d6a52%2Ff335f2df-9e8e-4134-b597-5cf70c8df8dd%2Fdsh38yi_processed.jpeg&w=3840&q=75)
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