(a) The accompanying thickness work is for the week after week fix cost, x for a specific machine. The expense is in $100s.

Discover the worth c that makes the capacity over a likelihood thickness work. A likelihood thickness work when coordinated over all potential qualities for the capacity is equivalent to 1. Along these lines, to discover c, take the essential of f (x) set it equivalent to 1 and address for c.

(b) The accompanying thickness work is for the week after week fix cost, x for a specific machine. The expense is in $100s.

f (x). {6x(1-x), 0 < x <1 0 otherrwise

Sketch the dissemination capacity of x . To discover the dissemination work from 0 to.

To diagram the circulation work, place on the upward pivot, and the qualities on the level hub. The accompanying dissemination work plot is the outcome.

(c) The accompanying thickness work is for the week by week fix cost, in $100s.

Discover the likelihood that the maintenance cost will surpass likelihood that X > 0.75 To discover P(X > 0.75) figure 1-P(X 5 0.75) P(X > 0.75) =1-P(0.75) =1-N(0.75)2 - 2(0.75)3 I =1-11.6875 - 0.84381

(d) The accompanying thickness work is for the week by week fix cost x , for a specific machine. The expense is in $100s.

Question 2

Fifty individuals are gathered into four classesA, B, C, and Dand the quantity of individuals who fallinto every classification is appeared in the table:

Classification Frequency A 11 B 14 C 20 D 5

a. What is the test unit? b. What is the variable being estimated? Is it subjective or quantitative? c. Build a pie diagram to depict the information. d. Develop a bar diagram to depict the information. e. Does the state of the bar graph to some extent d change contingent upon the request for show of the four classifications? Is the request for show significant? f. What extent of individuals are in class B, C, or D? g. Which level individuals are not in class B?

Question 3

In a detached lodging region comprising of 50 families, the inhabitants are permitted to have all things considered one canine and at most one feline for each family. At present 25 families have a canine, 7 have both a feline and a canine, and 18 have neither a feline nor a canine. An investigation comprises of haphazardly choosing a family and seeing whether that family has a feline or a canine, or both. Utilizing D to indicate the occasion that the chose family has a canine and C to mean the occasion that the chose family has a feline, emblematically signify the accompanying occasions and recognize the quantity of families addressed by each.

a The chose family has a canine yet no feline. b The chose family has a feline. c The chose family has a feline however no canine. d The chose family has a feline or a canine however not both.

Question 4

Four types of fishdark molly, guppy, goldfish, and neonare accessible in a fish store. A youngster has been informed that she may pick any two of these fish species for her aquarium. When she settles on the decision, a few fish of the two chose species will be bought.

a Give the example space for this analysis. b Let An indicate the occasion that the kid's determinations incorporate a dark molly. What number of results are in A?

c Let B, C, and D signify the occasions that the choices incorporate a guppy, goldfish, and neon, individually. Emblematically mean the occasion of choices containing a guppy, however no goldfish or neon, and recognize the quantity of results in the set.

d List the results in A. Stomach muscle U CD, AB U CD, and (A U C)(B U D).