The expected value when you purchase a lottery ticket is −​$1.00 and the cost of the ticket is ​$8.00. Determine the fair price of the lottery ticket.

Q: The airline sold 25% of the seats on the plane at a discount if 45 seats were sold out a discount…

A: The airline sold 25% of the seats on the plane at a discount if 45 seats were sold…

Q: You go to a resturant with four other people. The total for the food is 43.85 you need 5% for tax…

A: Food bill = $43.85 Tax amount = 5% of bill and tip = 15% of bill number of total bill distributor =…

Q: A foundation is holding a fund-raising campaign in a form of a raffle. A raffle ticket costs 120 php…

A:

Q: ng away a gift card for your business. Anyo tered into the drawing. According to a rec earn, on…

A: Given gift card is $55

Q: At a particular university 18 % of students are graduate students and 12 % of students are…

A: It is given that, Probability of graduate students, P(graduate students) =18% P(International…

Q: <The original marked price of a VCR was $600. The VCR has been on sale with successive discounts of…

A:

Q: An electronics store paid $5,151.51 for a supply of goods from an electronics wholesaler. The…

A:

Q: Challenge: George scored 80% on Part A of his English diploma and 92% on part B. His total raw score…

A: George scored 80% on Part A of his English diploma and 92% on part B. His total raw score was 63 out…

Q: whats an expression for 30% of x

A:

Q: %3D 을+ 1.4 = 3 1 = 0.8 +

A:

Q: 50% of the whole is 7. What is the whole?

A: Given that  50% of the whole is 7. To find the whole

Q: For your research project you will apply surveys to your classmates, if you know that the generation…

A: It is given that a researcher wants to apply the surveys to his classmates. He wants to generate…

Q: scarf worth $24.99 +  shirt for $35.50 + jeans for $67.85 with a 35% percent off every item.

A: The prices of scarf, shirt and jeans are $24.99, $35.30 and $67.85 respectively. It is given 35% off…

Q: 48 = 6+ y y:

A: Given,    48 = 6 + y   Now, subtracting 6 from both the sides,  48-6 = 6 + y - 6   42 = y

Q: A company makes electronic gadgets. One out of every 50 gadgets is faulty, but the company doesn't…

A: Given company makes electronic gadgets. One out of every 50 gadgets is faulty, but the company…

Q: are getting ready to go to college and have a saving bond your parents bought you when you were…

A: Given: Current worth = $5000 Bought price of a bond = $4000

Q: One digit is 61.5% of another digit. The sum is 56651.56.  what are the digits?

A:

Q: Suppose you have a carpenter who earns $25.50 per hour. He is given an 8% raise. How much will he…

A: The objective of this question is to calculate the new hourly wage of a carpenter after he receives…

Q: Determine the value of x. 500

A: Here, the sides AB and BC are congruent. So, the opposite angles are the same. So, ∠ACB=∠BAC=x

Q: sum X-Y 2 Xa 12,8,11,9 Y= 13,5,217

A: Given : X = 12, 8, 11,9 Y = 13,5, 2, 17

Q: You bought $1,000 worth of stock. For the last 7 years you have been losing 3% a year. How much will…

A: We will find out the required worth of the stock after 7 years.

Q: Find 4B-2A 5 4 4. 4. 1-3 A = -22-6 B3= -2 2. -15 9. 5 -6 -4 4B-2A =

A:

Q: Using the same chart/data.   To the nearest​ million, how much should the grand prize be so that you…

A: For the lottery to be profitable, we need E(X) - 1 &gt; 0. If the cost of a lottery ticket is $1,…

Q: 20% of the girls in class have blonde hair. 16 girls do not have blonde hair. How many total…

A: NOTE- AS we are allowed to answer one question in one session so, i have answere dfirst one for you…

Q: An appliance store sells additional warranties on its refrigerators. twenty percent of the buyers…

A: We have given following information: of buyers buy the limited warranty for . of buyers buy the…

Q: 85% of 0.74=

A:

Q: Find the upper 1 % point of F2,5.

A: The degrees of freedom for numerator is 2 and the degrees of freedom for denominator is 5. Software…

Q: CREEKS About how long is the log that goes across the creeks? 9 m 8 m 12 m

A:

Q: The student council is hosting a drawing to raise money for scholarships. They are selling tickets…

A: Given,Price of each ticket = $9Total number of tickets = 600And there is one $2,000 grand prize, two…

Q: 36.2 – 10.7 = %3D 36.2 - 10.7 25.2 + 0.3 25.2

A: Additions

Q: find x if out of 322 caps, 15% are red sox

A: It is given that total number of caps is 322.

Q: I have 4 exams that are 80% of my grade. The scores are 78.17, 82, 81.82, and 77.5. I have a final…

A: We will use the formulae F = G-((1-w)*C)w    where F = Final exam grade              G = Grade you…

Q: Suppose your friend wins the lottery and is thinking of buying a new Tesla for around $125,980.  The…

A:

Q: 5. at-2 2t +3 %3D

A:

Q: Greg works as a carpenter. There is a 3 percent chance he loses a finger which they value at…

A: Given: Probability of losing finger is, PE=3%=0.03. Expected insurance value is, Ci=$200000. The…

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.