QUESTION 12 On an exam with mean = 90 you have a score of X = 81. Which value for the standard deviation would give you the lowest position in the class distribution? O 3 O 6 O 12 O 8

Q: b. N(0)

A: Given,  r→t=sint, t, cost                   ...1

Q: Evaluate. 5(41)

A: We need to evaluate the value of 5(4!)

Q: 10 8/10 + 9 7/12=

A:

Q: 10) 21 68

A: We know that tan θ=Opposite sideAdjacent sidetan(68)=x21

Q: Suppose that 103 Σ ai = 19 and i=1 103 i=1 b₁ = 18. Compute the sum.

A:

Q: 19 14.3

A:

Q: 6.3 3

A:

Q: 3) 24 12

A: We can find the value of x as below

Q: Speedometer readings for a vehicle (in motion) at 14-second intervals are given in the table. t…

A: we need to find the distance travelled

Q: 4. Fill in the following contingency table with the number of observations that fall into each com-…

A: x1 = number of colored oranges from Skittles brand = 77 x2 = number of colored oranges from M &…

Q: 4) 37 12

A:

Q: 11 11 4. 64

A: Given: simplify the expression

Q: 6. 3 (2s+5)³

A:

Q: 2. 27

A:

Q: The columns of Q were obtained by applying the Gram-Schmidt process to the columns of A. Find an…

A: Solution by using Gram-Schmidt process as follows :