A fast-food chain wants to build four stores. In the past, the chain has used six different construction companies and, satisfied with each, has invited them to bid on each job. The final bids (in lakhs of rupees) were as shown in the following table: Construction companies 2 3 4 5 Store 1 85.3 88.0 87.5 82.4 89.1 86.7 Store 2 78.9 77.4 77.4 76.5 79.3 78.3 81.7 G 85.5 al ( Store 3 82.0 81.3 82.4 80.6 83.5 Store 4 84.3 84.6 86.2 83.3 84.4

Q: We are selecting seven CDs out of twelve to take to the mountains. How many possible selections are…

A: Given information No of total CDs n = 12 No of CDs we have to select r = 7

Q: A merchant surveyed 380 people to determine the way they learned about an upcoming sale. The survey…

A:

Q: The mathematics department at WCC has 19 full-time faculty members; 10 female faculty members and 9…

A: Given that Full time faculty member=19 10 female faculty members and 9 male faculty member

Q: How many ways are there to select the 5-person committee such that exactly 2 local business owners…

A: We have given that  Total number of volunteers = 20 Number of homeowners = 11 Number of local…

Q: Q. No.1:Wellstone Inc. produces and markets replacement covers for cell phones in a variety of…

A: “Since you have asked multiple question, we will solve the first question for you. If youwant any…

Contingency Table

A contingency table can be defined as the visual representation of the relationship between two or more categorical variables that can be evaluated and registered. It is a categorical version of the scatterplot, which is used to investigate the linear relationship between two variables. A contingency table is indeed a type of frequency distribution table that displays two variables at the same time.

Binomial Distribution

Binomial is an algebraic expression of the sum or the difference of two terms. Before knowing about binomial distribution, we must know about the binomial theorem.