Compare the probability that june passes the exam

Reference no: EM13187631

A true-false examination has 48 questions. June has probability 3/4 of answering a question correctly. April just guesses on each question. A passing score is 30 or more correct answers. Compare the probability that June passes the exam with the probability that April passes it.

Reference no: EM13187631

Questions Cloud

Find out how many grams of hydrogen will react completely : Hydrogen and oxygen react in a 1:8 mass ratio to form the compound H2O. Using the law of definite proportions, determine how many grams of hydrogen will react completely

How many games must he sell each month : A retailer knows that n games can be sold in a month if the price is 30-.3x dollars per game. If he buys each game for $6, and if he wishes to make a profit of at least $450 per month on sales of this game, how many games must he sell each month?

Can we conclude at significance level that he is correct : He collects data on 25 individuals' television viewing habits and finds that the mean number of hours that the 25 people spent watching television was 23.7 hours with a standard deviation of 7.5 hours, can we conclude at the 1% significance level ..

State what is the maximal amount of lead iodide : What is the maximal amount of lead (II) iodide (the theretical yield) that can be obtained when 0.75 moles of lead (II) nitrate and 83 g potassium iodide are mixed together

Compare the probability that june passes the exam : A true-false examination has 48 questions. June has probability 3/4 of answering a question correctly. April just guesses on each question. A passing score is 30 or more correct answers. Compare the probability that June passes the exam with the p..

Calculate the explicit costs and implicit costs : A woman managing a photocopy establishment for $25,000 per year decides to open her own duplicating place. Her revenue during the first year of operation is $120,000, and her expenses are as follows: Salaries- $45,000, Supplies $15,000, Rent- $10,..

Find out the theoretical yield and percent yield of aspirin : Once the reaction is complete, the student collects 1.23g of aspirin. Determine the theoretical yield and percent yield of aspirin.

How many terminals in the room will be working : A certain university has a computer lab with 219 terminals. Each day there is a 3% chance that a given terminal will break and a 70% chance that a given broken terminal will be repaired. In the long run, about how many terminals in the room will b..

Is the price-fixing fair ethical : Assume you are a business person with an opportunity to make more money by meeting with competitors and fixing prices, conduct which is illegal. The authorities will not discover that the prices have been fixed. In fact, the price rise could be sm..

User Account

All Pages