data_mean function

mathgenerator/mathgen.py

@@ -798,21 +798,21 @@ def surdsComparisonFunc(maxValue = 100, maxRoot = 10):
         solution = "<"
     return problem, solution
     
-def fibonacciSeriesFunc(minNo=1):
-    n = random.randint(minNo,20)
-    def createFibList(n):
-    l=[]
-    for i in range(n):
-        if i<2:
-            l.append(i)
-        else:
-            val = l[i-1]+l[i-2]
-            l.append(val)
-    return l
-    fibList=createFibList(n)
-    problem = "The Fibonacci Series of the first "+str(n)+" numbers is ?"
-    solution = fibList
-    return problem,solution
+# def fibonacciSeriesFunc(minNo=1):
+#     n = random.randint(minNo,20)
+#     def createFibList(n):
+#         l=[]
+#     for i in range(n):
+#         if i<2:
+#             l.append(i)
+#         else:
+#             val = l[i-1]+l[i-2]
+#             l.append(val)
+#     return l
+#     fibList=createFibList(n)
+#     problem = "The Fibonacci Series of the first "+str(n)+" numbers is ?"
+#     solution = fibList
+#     return problem,solution
 
 def basicTrigonometryFunc(angles=[0,30,45,60,90],functions=["sin","cos","tan"]): #Handles degrees in quadrant one
     angle=random.choice(angles)
@@ -826,6 +826,29 @@ def basicTrigonometryFunc(angles=[0,30,45,60,90],functions=["sin","cos","tan"]):
 
     return problem,solution
 
+
+def data_desc(number_values=15,minval=5,maxval=50):
+    random_list=[]
+    for i in range(number_values):
+        n=random.randint(minval,maxval)
+        random_list.append(n)
+    a=sum(random_list)
+    mean=a/number_values
+    var=0
+    for i in range(number_values):
+        var+=(random_list[i]-mean)**2
+    print(random_list)
+    print(mean)
+    print(var/number_values)
+    print((var/number_values)**0.5)
+    problem="Find the mean,standard deviation and variance for the data"+str(random_list)
+    solution="The Mean is {} , Standard Deviation is {}, Variance is {}".format(mean,var/number_values,(var/number_values)**0.5)
+    return problem,solution
+
+
+
+
+
 # || Class Instances
 
 #Format is:
@@ -887,5 +910,6 @@ diceSumProbability=Generator("Probability of a certain sum appearing on faces of
 exponentiation = Generator("Exponentiation", 53,"a^b = ","c",exponentiationFunc)
 confidenceInterval = Generator("Confidence interval For sample S", 54, "With X% confidence", "is (A,B)", confidenceIntervalFunc)
 surdsComparison = Generator("Comparing surds", 55, "Fill in the blanks a^(1/b) _ c^(1/d)", "</>/=", surdsComparisonFunc)
-fibonacciSeries = Generator("Fibonacci Series",56,"fibonacci series of first a numbers","prints the fibonacci series starting from 0 to a",fibonacciSeriesFunc)
+# fibonacciSeries = Generator("Fibonacci Series",56,"fibonacci series of first a numbers","prints the fibonacci series starting from 0 to a",fibonacciSeriesFunc)
 basicTrigonometry=Generator("Trigonometric Values",57,"What is sin(X)?","ans",basicTrigonometryFunc)
+data_summary=Generator("Mean,Standard Deviation,Variance",58,"a,b,c","Mean:a+b+c/3,Std,Var",data_desc)