7) Calculate the vari ence and the standard deviation for the following data 3. 4 Number of children 12 14 10 Number of families

Q: What is the area of this figure? 20 mi 7 mi 13 mi 3 mi 7 mi 3 mi 4 mi 10 mi Write your answer using…

A:

Q: What is the correct answer ? I have to show work.

A: Given Information: Sample size (n) = 22  Mean (u) = 12 Standard deviation (s) = 5.4

Q: PQhas coordinates P(3,-6) and Q(3, 9). Find the coordinates of P'Q' after a dilation with a scale…

A: The dilation of a given point P(x,y) by factor K, centered at C(a,b), moves the point to P'(x',y')…

Q: Help me answer the questions

A:

Q: 15 6. A=D

A: here one triangle and one rectangle is connect  and triangle is right angle triangle  here other…

Q: I need help with f-h

A:

Q: Just checking answer

A:

Q: Please answer all parts

A: We can find the regression equation in excel as follows- Step 1) Put the given data onto the…

Q: help me

A: Explanation and solution is given below....

Q: Number 2 not 3

A:

Q: 6. Two right triangles ACBA and AWXY are similar. AC=5, AB=6, BC=V61. Label the name of the second…

A:

Q: Not correct answer, read the question again!

A: Given Data We have to find the shortest path and taken time as measure. a) Formulate the problem as…

Q: REINFORCE Use the least of the common multipl 3 5 difference of and 6 nico 8

A: Using the least common multiple we have to find the difference of 56 and 38.

Q: Suppose we continually toss a fair coin until we observe both a head and a tail at least once. What…

A: Probability of an event is the ratio of number of favourable outcomes of the event to total number…

Q: 15) L (nx)* dx

A: