Do We Get a Grade For This?

a student blog

Category

7.SP.2

What Do We Know About the Election?

Mark wanted to know the preference of the people in his neighborhood regarding to the candidates running for election. He conducted a survey of two randomly selected samples of people… More →

Random Sampling of Fish

A random sample of 10 fish is taken from a lake, and each fish’s color is recorded in the table below. Which statement is true regarding the total number of… More →

Girls and Boys in the School Parade

A random sample of 60 students is chosen from a school parade, and the number of boys and girls is recorded. There were 25 boys in the sample and 300… More →

How Many Wooden Toys?

A toy store sells wooden and plastic toys. Two samples are taken from the inventory, and the number of each type of toy is recorded in the table below. If… More →

How Many Defective Products?

In a factory, two samples of finished products are studied for defects. The results are recorded in the table below. If there are 1,000 products manufactured at the factory, what… More →

Average Age of Piano Students

The ages of 10 randomly selected students in a piano class are recorded below. 12, 14, 16, 15, 14, 18, 11, 12, 14, 15 What is a good estimate of… More →

Favorite Sports Survey

A sample of 20 members in a sports club is selected, and their favorite sport is recorded in the table below. What is a good estimate of the percentage of… More →

Favorite Fruit

A magazine published the survey results below regarding the most popular fruit among its readers. After reading the table, Anya stated that her favorite fruit, strawberries, is the favorite fruit… More →

The Daily Times or The Gazette

Two newspapers, The Daily Times and The Gazette, are conducting surveys. The Daily Times conducted a survey asking which band the community preferred to perform at the Friday Night Concerts… More →

Which Search Engine Do Students Prefer?

The technology teacher wanted to know which search engine his students preferred. He conducted a random survey of 40 students in two of his classes and recorded the results. Which… More →

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