| 模型 | 模型答案 | 测试结果 |
|---|---|---|
| 金声玉亮2.0 | ```python from math import factorial def binomial_probability(n, k, p): # Calculate the binomial coefficient binomial_coefficient = factorial(n) / (factorial(k) * factorial(n - k)) # Calculate the probability probability = binomial_coefficient * (p ** k) * ((1 - p) ** (n - k)) return probability ``` [DONE] |
pass 测试用例:assert binomial_probability(10, 5, 1.0/3) == 0.13656454808718185 assert binomial_probability(11, 6, 2.0/4) == 0.2255859375 assert binomial_probability(12, 7, 3.0/5) == 0.227030335488 |
| deepseekr1 | [BEGIN] import math def binomial_probability(n, k, p): combination = math.comb(n, k) return combination * (p ** k) * ((1 - p) ** (n - k)) [DONE] |
pass 测试用例:assert binomial_probability(10, 5, 1.0/3) == 0.13656454808718185 assert binomial_probability(11, 6, 2.0/4) == 0.2255859375 assert binomial_probability(12, 7, 3.0/5) == 0.227030335488 |
| gpto1 | [BEGIN] 'import math def binomial_probability(n, k, p): comb = math.comb(n, k) probability = comb * p**k * (1 - p)**(n - k) return probability' [DONE] |
pass 测试用例:assert binomial_probability(10, 5, 1.0/3) == 0.13656454808718185 assert binomial_probability(11, 6, 2.0/4) == 0.2255859375 assert binomial_probability(12, 7, 3.0/5) == 0.227030335488 |
| GPT-4o | To write a function that computes the binomial probability, we need to use the binomial distribution formula: \[ P(X = k) = \binom{n}{k} \cdot p^k \cdot (1 - p)^{n - k} \] where: - \( n \) is the number of trials, - \( k \) is the number of successes, - \( p \) is the probability of success on an individual trial, - \( \binom{n}{k} \) is the binomial coefficient "n choose k", which can be computed as \( \frac{n!}{k! \cdot (n - k)!} \). We can use Python's `math` module to compute factorials and the binomial coefficient. Here's the implementation: ```python import math def binomial_probability(n, k, p): # Calculate binomial coefficient binom_coeff = math.comb(n, k) # Calculate binomial probability probability = binom_coeff * (p ** k) * ((1 - p) ** (n - k)) return probability # Test cases assert binomial_probability(10, 5, 1.0/3) == 0.13656454808718185 assert binomial_probability(11, 6, 2.0/4) == 0.2255859375 assert binomial_probability(12, 7, 3.0/5) == 0.227030335488 ``` This function first calculates the binomial coefficient using `math.comb`, which is available in Python 3.8 and later, then computes the binomial probability using the formula provided. The test cases should all pass with this implementation. |
pass 测试用例:assert binomial_probability(10, 5, 1.0/3) == 0.13656454808718185 assert binomial_probability(11, 6, 2.0/4) == 0.2255859375 assert binomial_probability(12, 7, 3.0/5) == 0.227030335488 |
| llama3.1-70B-Instruct | import math def binomial_probability(n, k, p): return math.comb(n, k) * (p ** k) * ((1 - p) ** (n - k)) |
pass 测试用例:assert binomial_probability(10, 5, 1.0/3) == 0.13656454808718185 assert binomial_probability(11, 6, 2.0/4) == 0.2255859375 assert binomial_probability(12, 7, 3.0/5) == 0.227030335488 |
| llama3.1-405B-Instruct | import math def binomial_probability(n, k, p): return math.comb(n, k) * (p ** k) * ((1 - p) ** (n - k)) |
pass 测试用例:assert binomial_probability(10, 5, 1.0/3) == 0.13656454808718185 assert binomial_probability(11, 6, 2.0/4) == 0.2255859375 assert binomial_probability(12, 7, 3.0/5) == 0.227030335488 |
| DeepSeek-Coder-V2 | ```python from math import factorial def binomial_probability(n, k, p): # Calculate the binomial coefficient binomial_coefficient = factorial(n) / (factorial(k) * factorial(n - k)) # Calculate the probability probability = binomial_coefficient * (p ** k) * ((1 - p) ** (n - k)) return probability ``` [DONE] |
pass 测试用例:assert binomial_probability(10, 5, 1.0/3) == 0.13656454808718185 assert binomial_probability(11, 6, 2.0/4) == 0.2255859375 assert binomial_probability(12, 7, 3.0/5) == 0.227030335488 |
| Qwen2-72B-Instruct | 'from math import comb def binomial_probability(n, k, p): return comb(n, k) * (p**k) * ((1-p)**(n-k))' [DONE] |
pass 测试用例:assert binomial_probability(10, 5, 1.0/3) == 0.13656454808718185 assert binomial_probability(11, 6, 2.0/4) == 0.2255859375 assert binomial_probability(12, 7, 3.0/5) == 0.227030335488 |
| baichuan4 | To compute the binomial probability for a given number, you can use the binomial distribution formula. In Python, you can use the `math` module to access the factorial function and calculate the binomial coefficient, which is crucial for this computation. Here's how you can define the `binomial_probability` function: ```python import math def binomial_probability(n, k, p): """ Calculate the binomial probability. :param n: Number of trials :param k: Number of successful trials :param p: Probability of success in one trial :return: Binomial probability """ # Calculate the binomial coefficient "n choose k" binom_coeff = math.comb(n, k) # Calculate the binomial probability probability = binom_coeff * (p ** k) * ((1 - p) ** (n - k)) return probability # Tests assert binomial_probability(10, 5, 1.0/3) == 0.13656454808718185 assert binomial_probability(11, 6, 2.0/4) == 0.2255859375 assert binomial_probability(12, 7, 3.0/5) == 0.227030335488 ``` This function first calculates the binomial coefficient, often pronounced as "n choose k," using the `math.comb()` function. It then computes the binomial probability by raising `p` to the power of `k`, `1-p` to the power of `n-k`, and multiplying these by the binomial coefficient. The result is the probability of getting exactly `k` successes in `n` trials for a given success probability `p`. |
pass 测试用例:assert binomial_probability(10, 5, 1.0/3) == 0.13656454808718185 assert binomial_probability(11, 6, 2.0/4) == 0.2255859375 assert binomial_probability(12, 7, 3.0/5) == 0.227030335488 |
| doubao | 'from scipy.stats import binom def binomial_probability(n, k, p): return binom.pmf(k, n, p)' [DONE] |
wrong_answer 测试用例:assert binomial_probability(10, 5, 1.0/3) == 0.13656454808718185 assert binomial_probability(11, 6, 2.0/4) == 0.2255859375 assert binomial_probability(12, 7, 3.0/5) == 0.227030335488 |
| minimax | To compute the binomial probability, we can use the binomial distribution formula: \[ P(X = k) = \binom{n}{k} p^k (1-p)^{n-k} \] where: - \( P(X = k) \) is the probability of getting exactly \( k \) successes in \( n \) trials, - \( \binom{n}{k} \) is the binomial coefficient, which can be calculated as \( \frac{n!}{k!(n-k)!} \), - \( p \) is the probability of success on a single trial, and - \( (1-p) \) is the probability of failure on a single trial. Here's the Python function to compute the binomial probability: ```python from math import factorial def binomial_coefficient(n, k): return factorial(n) // (factorial(k) * factorial(n - k)) def binomial_probability(n, k, p): binom_coeff = binomial_coefficient(n, k) return binom_coeff * (p ** k) * ((1 - p) ** (n - k)) # Test cases assert binomial_probability(10, 5, 1.0/3) == 0.*** assert binomial_probability(11, 6, 2.0/4) == 0.*** assert binomial_probability(12, 7, 3.0/5) == 0.*** ``` Please note that the above implementation uses the `factorial` function from the `math` module to calculate the binomial coefficient. This implementation may not be efficient for large values of `n` and `k` due to the factorial calculations. For large values, you might want to use an iterative approach or a library function that can handle large numbers more efficiently. |
failed 测试用例:assert binomial_probability(10, 5, 1.0/3) == 0.13656454808718185 assert binomial_probability(11, 6, 2.0/4) == 0.2255859375 assert binomial_probability(12, 7, 3.0/5) == 0.227030335488 |
| kimi | ```python from math import comb def binomial_probability(n, k, p): return comb(n, k) * (p ** k) * ((1 - p) ** (n - k)) # Test cases assert binomial_probability(10, 5, 1.0/3) == 0.13656454808718185 assert binomial_probability(11, 6, 2.0/4) == 0.2255859375 assert binomial_probability(12, 7, 3.0/5) == 0.227030335488 ``` [DONE] |
pass 测试用例:assert binomial_probability(10, 5, 1.0/3) == 0.13656454808718185 assert binomial_probability(11, 6, 2.0/4) == 0.2255859375 assert binomial_probability(12, 7, 3.0/5) == 0.227030335488 |
| wenxinyiyan | To compute the binomial probability, we can use the `math` module in Python to calculate the factorial and the power function. Binomial probability is given by the formula: P(X=k) = (n choose k) * p^k * (1-p)^(n-k) where: - P(X=k) is the probability of getting exactly k successes in n trials. - (n choose k) is the binomial coefficient, also denoted as C(n, k) or nCk. - p is the probability of success in a single trial. - n is the total number of trials. Here's the Python function to compute binomial probability: ```python import math def binomial_probability(n, k, p): # Calculate the binomial coefficient (n choose k) binomial_coeff = math.factorial(n) // (math.factorial(k) * math.factorial(n - k)) # Calculate p^k and (1-p)^(n-k) p_k = math.pow(p, k) q_n_k = math.pow(1 - p, n - k) # Calculate the binomial probability probability = binomial_coeff * p_k * q_n_k return probability ``` Now, let's test the function with the given test cases: ```python assert binomial_probability(10, 5, 1.0/3) == 0.13656454808718185 assert binomial_probability(11, 6, 2.0/4) == 0.2255859375 assert binomial_probability(12, 7, 3.0/5) == 0.227030335488 ``` If the assertions pass without any errors, it means the function is working correctly. Note that due to floating-point arithmetic, there might be slight differences in the precision of the calculated probabilities, but they should be close to the expected values. |
pass 测试用例:assert binomial_probability(10, 5, 1.0/3) == 0.13656454808718185 assert binomial_probability(11, 6, 2.0/4) == 0.2255859375 assert binomial_probability(12, 7, 3.0/5) == 0.227030335488 |
| zhipu | To compute the binomial probability, we can use the formula: \[ P(X = k) = \binom{n}{k} \cdot p^k \cdot (1-p)^{n-k} \] where: - \( n \) is the number of trials, - \( k \) is the number of successes, - \( p \) is the probability of success in each trial, - \( \binom{n}{k} \) is the binomial coefficient, which can be calculated as \( \frac{n!}{k!(n-k)!} \). We can use Python's `math` module to handle factorials and other mathematical operations. Here's the implementation: ```python import math def binomial_probability(n, k, p): # Calculate the binomial coefficient binom_coeff = math.comb(n, k) # Calculate the probability probability = binom_coeff * (p ** k) * ((1 - p) ** (n - k)) return probability # Test cases assert binomial_probability(10, 5, 1.0/3) == 0.13656454808718185 assert binomial_probability(11, 6, 2.0/4) == 0.2255859375 assert binomial_probability(12, 7, 3.0/5) == 0.227030335488 ``` This code defines the `binomial_probability` function, which takes three arguments: `n`, `k`, and `p`. It uses `math.comb` to calculate the binomial coefficient, which is available in Python 3.8 and later. If you are using an older version of Python, you can calculate the binomial coefficient manually using factorials: ```python def binomial_coefficient(n, k): return math.factorial(n) // (math.factorial(k) * math.factorial(n - k)) ``` And replace `math.comb(n, k)` with `binomial_coefficient(n, k)` in the `binomial_probability` function. Let's run the code to ensure it passes the tests: ```python import math def binomial_probability(n, k, p): # Calculate the binomial coefficient binom_coeff = math.comb(n, k) # Calculate the probability probability = binom_coeff * (p ** k) * ((1 - p) ** (n - k)) return probability # Test cases assert binomial_probability(10, 5, 1.0/3) == 0.13656454808718185 assert binomial_probability(11, 6, 2.0/4) == 0.2255859375 assert binomial_probability(12, 7, 3.0/5) == 0.227030335488 print("All tests passed!") ``` When you run this code, it should output "All tests passed!" indicating that the function works correctly for the given test cases. |
pass 测试用例:assert binomial_probability(10, 5, 1.0/3) == 0.13656454808718185 assert binomial_probability(11, 6, 2.0/4) == 0.2255859375 assert binomial_probability(12, 7, 3.0/5) == 0.227030335488 |
| gpto1 | [BEGIN] 'import math def binomial_probability(n, k, p): comb = math.comb(n, k) probability = comb * p**k * (1 - p)**(n - k) return probability' [DONE] |
pass 测试用例:assert binomial_probability(10, 5, 1.0/3) == 0.13656454808718185 assert binomial_probability(11, 6, 2.0/4) == 0.2255859375 assert binomial_probability(12, 7, 3.0/5) == 0.227030335488 |
| deepseekv3 | To compute the binomial probability, we need to use the binomial probability formula: \[ P(k; n, p) = C(n, k) \times p^k \times (1-p)^{n-k} \] where: - \( C(n, k) \) is the combination of \( n \) items taken \( k \) at a time. - \( p \) is the probability of success on a single trial. - \( k \) is the number of successes. - \( n \) is the number of trials. Here's the Python function to compute the binomial probability: ```python import math def binomial_probability(n, k, p): # Calculate the combination C(n, k) combination = math.comb(n, k) # Calculate p^k p_k = p ** k # Calculate (1-p)^(n-k) one_minus_p_n_minus_k = (1 - p) ** (n - k) # Calculate the binomial probability probability = combination * p_k * one_minus_p_n_minus_k return probability # Test cases assert binomial_probability(10, 5, 1.0/3) == 0.13656454808718185 assert binomial_probability(11, 6, 2.0/4) == 0.2255859375 assert binomial_probability(12, 7, 3.0/5) == 0.227030335488 ``` ### Explanation: 1. **Combination Calculation**: We use `math.comb(n, k)` to calculate the number of ways to choose \( k \) successes out of \( n \) trials. 2. **Probability Calculation**: We calculate \( p^k \) and \( (1-p)^{n-k} \) to determine the probabilities of having exactly \( k \) successes and \( n-k \) failures. 3. **Final Probability**: We multiply the combination, \( p^k \), and \( (1-p)^{n-k} \) to get the binomial probability. This function will correctly compute the binomial probability for the given parameters. |
pass 测试用例:assert binomial_probability(10, 5, 1.0/3) == 0.13656454808718185 assert binomial_probability(11, 6, 2.0/4) == 0.2255859375 assert binomial_probability(12, 7, 3.0/5) == 0.227030335488 |