
Statistical Inferences from Sample Data

Interactive Video
•
Mathematics, Science, Social Studies, Education
•
6th - 8th Grade
•
Hard

Mia Campbell
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary goal of using a random sample in research?
To avoid bias in data collection
To save time and resources
To focus on a specific subgroup
To ensure a representative sample of the population
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is it important to have a representative sample when making inferences?
It allows for more detailed data analysis
It increases the likelihood of valid inferences about the entire population
It reduces the need for statistical tests
It ensures the sample is larger
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the color preference example, why is it not advisable to generalize based on one extra vote for blue?
Blue is not a popular color
The data was collected incorrectly
The difference is not statistically significant
The sample size is too large
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the main challenge in studying the fish population in the lake?
Finding the right time to collect data
Ensuring the fish are not disturbed
Collecting data on every single fish
Identifying the types of fish
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many fish were sampled in the lake study?
100
300
200
400
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What inference can be made about the fish population based on the sample data?
Trout and whitefish are more common than walleye
Walleye are the most common fish
All fish types are equally common
Whitefish are the least common fish
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How can you quantify the comparison between walleye and other fish types in the lake?
By stating walleye are four times as common
By stating walleye are equally common
By stating walleye are one-third as common
By stating walleye are twice as common
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