Activity 1.4. Determine the minimum sample size for eac 1. 95% confidence level, E = 4.8, 0-30 2. 96% confidence level, E = 5, o=45 3. 99% confidence level, E = 8.5, 0-55 4. A random sample of size 70 was used with a populat

Q: 24 30

A:

Q: a) How many students are taking Art?

A: the number of students taking Art if given by 6+10=16

Q: Evaluate

A: Explanation of the answer is as follows

Q: What is the Probability that a student is not taking either class?

A: From the given Venn diagram, it is observed that the number of students who are taking art only is…

Q: Plot 3, - 12, and 9 on the number line. -10 -5 10

A: We need to draw numbers on number line.

Q: Evaluate 2 . ( 3 - 5 ) + 8 . 2 - 1

A:

Q: Combination C.  (87,1)

A: Given:              C87, 1 The number of k-combinations from a given set S of n elements can be…

Q: Find AB.

A:

Q: 1b+1b

A: Applying  addition operation since terms with same variable  binomial addition

Q: 11+11-12=

A:

Q: 33 10

A:

Q: the

A:

Q: (-3)² ÷ 3 • (5 - 10 + -8)

A:

Q: A) Suppose F(xy)- М(х,у) і + N(x,y) j is a vector field on the xy plane such that F•dr = 0 Se I F•dr…

A:

Q: Find A. -6 4 (4A)-1 -2 1 A =

A:

Q: 2n aO 1p0 .b TT 2 IT.dO

A:

Q: Identify the coordinates of the point in polar form based upon the given conditions. Use pi for T. r…

A: We will evaluate the required value.

Q: 12 + 12 = 10 + 10 =

A:

Q: Part 1,2,3

A: The point is, 6,-2 So, the point is in 4th quadrant.

Q: 3&4 please

A: (3) Given that, the normal distribution has a population mean is, μ=50 The expected value of the…

Q: B+A=18 B=

A: B + A = 18

Q: 12 30 24

A:

Q: 4 -3 3 -1 0 -2 5. 3 2 A = B = 0 -1 4

A: Given         A =    4-3  3-1   0-2-1   5  , B=-1    3  2-2   0 -1  4-3 AB  =    (4×-1)+(-3×0)…