A school surveys all 7th grade boys to determine what to sell in the school store. This sample is _________.
Make Predictions and Biased Unbiased Samples

Quiz
•
Mathematics
•
7th Grade
•
Medium
Anthony Clark
Used 2+ times
FREE Resource
20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Biased
Unbiased
Representative
Peanut butter cups
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The table shows the results of a school survey about favorite frozen yogurt flavors. If there are 432 students in the school, predict how many would select vanilla or strawberry as their favorite flavor.
72 students
126 students
198 students
942 students
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A principal randomly chooses 40 students from grade 5. Of these students, 9 were wearing watches. Based on this information, what is the most reasonable prediction of the number of students wearing watches in a group of 120 students?
27
9
18
80
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Making a prediction in statistics is a
random guess
100% accurate fact
using a magic 8 ball
using previous information to determine how likely something is to happen
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The sample should REPRESENT the population so you can INFER what the larger group is like.
If you take a BAD sample, it does not allow you to make inferences about the larger population.
Choose the option below that says "Biased Sample"
A sample that accurately represents the population
A sample that is selected randomly from the population
Biased Sample
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Shelley wants to survey grocery shoppers about their favorite brands. She goes to the store at 8am and surveys the first 50 people. Is this a biased sample or unbiased sample?
Biased Sample
Unbiased Sample
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Casey surveyed the members of his soccer team to ask them what their favorite sport is. Is this a biased sample or unbiased sample?
Biased Sample
Unbiased Sample
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