Igloo Ices recently introduced a new snack product to its customers, the Polar Ice cream sandwich. Thenumber of sandwiches sold over the last 5 days is described by the following probability distribution.Number of sandwiches, xProbability, P(x)150.252025 30 350.15 0.12 0.08(a) What is the probability that 20 sandwiches were sold.(b) Calculate the expected number of sandwiched to be sold.(c) Calculate the standard deviation for the number of sandwiches sold.

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Answered: Igloo Ices recently introduced a new…

A First Course in Probability (10th Edition)

10th Edition

ISBN:9780134753119

Author:Sheldon Ross

Publisher:Sheldon Ross

Chapter1: Combinatorial Analysis

Section: Chapter Questions

Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...

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Do you carpool? Let X represent the number of occupants in a randomly chosen car on a certain stretch of highway during morning commute hours. A survey of cars showed that the probability distribution of X is as follows. x 1 2 3 4 5 Px 0.63 0.13 0.11 0.02 0.11 (a) Find P2 . .
A local bakary has determined a probability distribution for the number of cheesecakes that they sell in a given day. X= #sold 10 15 20 Probability 0.28 0.36 0.03...? 0.07 What is the probability of selling 15 cheesecakes in a given day? What is the probability of selling at least 10 cheesecakes? What is the probability of selling 5 or 15 chassescakes? What is the peobaility of selling 25 cheesecakes? Give the expected number of cheesecakes sold in a day using the discrete probability distribution? What is the probability of selling at most 10 cheesecakes?
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Several friends chartered a boat for a day's fishing. They caught a total of 63 fish. The table below provides information about the type and number of fish caught. Determine the empirical probability that the next fish caught is a kingfish. Fish Number caught Grouper Shark Flounder Kingfish 11 20 6 26 P(kingfish) = (Simplify your answer. Type a fraction.)
A deck of four (4) cards has exactly one (1) color printed on each face – blue, yellow, red, or green. You have two (2) identical decks of this type. In this game, you randomly select a card from each of the two decks. Your score is the number of blue cards drawn – refer to this quantity as X. The probability distribution is below: X P(X) 0 0.5625 1 0.375 2 0.0625 What is the average number of blue cards drawn? What is the probability that at most one blue card is drawn?
Sephora uses a continuous distribution to describe the sales from one of their beauty events. From business intuition the manager sees generally sales are from $100,000 to $150,000 in their location. What is the probability the sales is more than 120,000?
An organization for people with high IQ, and eligibility requires an IQ above 131.5. Suppose the IQ scores are normally distributed with a mean of 102.5 and standard deviation of 16.1. If someone wants to join the organization, what is the probability that he or she meets the organization’s requirement?
What is the probability a student will take 2 or 3 classes in a semester?
It is estimated that 26% of all California adults are college graduates and that 32% of California adults exercise regularly. It is also estimated that 20% of California adults are both college graduates and regular exercisers. lt a list of formulas.) Answer the questions below. (If necessary, consult a (a) Among California adults, what is the probability that a randomly chosen regular exerciser is a college graduate? Round your answer to 2 decimal places. (b) What is the probability that a California adult is a regular exerciser, given that he or she is a college graduate? Round your answer to 2 decimal places. 0
Compute the indicated probability. P(A|B)=0.5, P(AnB)=0.4. Find P(B).

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