
Sampling Variability and Random Samples

Interactive Video
•
Mathematics
•
9th - 10th Grade
•
Hard

Thomas White
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the main focus of lesson 17?
Exploring sampling variability
Learning about geometric shapes
Studying calculus principles
Understanding algebraic expressions
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the longest time spent at the gym according to the data?
92 minutes
100 minutes
83 minutes
78 minutes
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How can you estimate the population mean without calculating all values?
By asking the gym owner
By guessing
By using a random sample
By using a calculator
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of using a table of random digits?
To organize data
To find the median
To select a random sample
To calculate the exact mean
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What should you do if a number from the random digit table is 800 or greater?
Subtract 800 from it
Add it to the sample
Use it as is
Ignore it and select the next number
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many values should you initially select from the population to form your sample?
10 values
5 values
20 values
15 values
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does sampling variability refer to?
The accuracy of a single sample mean
The difference between the mean and median
The variation in sample means from different samples
The consistency of sample means
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