Consider two datasets Rand S; The set Rhas 1000 data points, with 300 positive examples and 700 negative examples. The set $ has 2000 data points, with 1200 positive examples and 800 negative examples The statement set Rhas larger entropy than set S" is: Select one: True False
Added by John B.
Close
Step 1
Entropy is a measure of the impurity or randomness in a dataset. The formula for entropy is: $H(X) = -\sum_{i=1}^{n} p(x_i) \log_2 p(x_i)$ where $p(x_i)$ is the probability of each class $x_i$ in the dataset. For dataset R: - Positive examples: 300 out of 1000, Show more…
Show all steps
Your feedback will help us improve your experience
Rabia Sarwar and 94 other Intro Stats / AP Statistics educators are ready to help you.
Ask a new question
Labs
Want to see this concept in action?
Explore this concept interactively to see how it behaves as you change inputs.
Key Concepts
Recommended Videos
'positively skewed (right skewed) data distribution: the median less than the mode Select one: True False'
Pritesh R.
If A and B are both unbiased estimators of a parameter α, then the statistic whose standard deviation is smaller is a better estimator for α. Select one: True False
Adi S.
Distributed population with known mean and standard deviation. Let X be a random variable representing a normally distributed population. It is required that N ≥ 30 for X to represent a sample mean of N entries randomly selected. TRUE FALSE
Madhur L.
Recommended Textbooks
Elementary Statistics a Step by Step Approach
The Practice of Statistics for AP
Introductory Statistics
Watch the video solution with this free unlock.
EMAIL
PASSWORD