The student will answer at most 6 questions correctly?

Assignment Help Basic Statistics
Reference no: EM13240850

A student is taking a 10 question multiple choice quiz. There are four possible answers to each question. The student decides to guess at random on all 10 questions. 

What is the probability: 

a. the student will answer exactly 6 questions correctly? 

b. the student will answer at most 6 questions correctly? 

c. the student will pass the quiz (answer at least 6 questions correctly)?

Reference no: EM13240850

Questions Cloud

Describe the founder-main teachings-goals : Describe the founder, the main teachings, goals, and the methods to salvation. Also comment on why each religion was able or unable to draw followers:
Assume that z is the test statistic and calculate the value : Assume that z is the test statistic and calculate the value of z∗ for testing the null hypothesis
Quality control : Quality Control
How much energy is released from fusion for water : How much energy is released when 32.4 g of water freezes? The heat of fusion for water is 6.02 kJ/mol.
The student will answer at most 6 questions correctly? : A student is taking a 10 question multiple choice quiz. There are four possible answers to each question. The student decides to guess at random on all 10 questions.
Explain why x is a binomial random variable : Four cards are selected, one at a time, from a standard deck of 52 cards. Let x represent the number of aces drawn in a set of 4 cards.
Find the mass of the second sphere : A 4.20 kg sphere makes a perfectly inelastic collision with a second sphere that is initially at rest, What is the mass of the second sphere
Explain solute in a solvent depends on various parameters : The solubility of solute in a solvent depends on various parameters, such as temperature, pressure, the nature of the solute, and the nature of the solvent. Considering these parameters, identify the statements that are correct for the solubility ..
If the company wanted to combine the sales data from both : If the company wanted to combine the sales data from both companies, how should the new corporate database set up this relationship (take your best guess, one-to-one, or one-to-many)? Why?

Reviews

Write a Review

Basic Statistics Questions & Answers

  Equilibrium price and quantity

Calculate and plot t he new supply schedule and indicate the new equilibrium price and quantity on your diagram

  Relationship between confidence intervals

Can you give a general rule as to what happens with confidence intervals as a function of sample sizes and confidence levels? What are the trade-offs?

  Point estimate p-hat and margin of error

Find the point estimate p-hat and the margin of error for the confidence interval (0.444, 0.484)

  Determining business travel-normal distribution

The Travel Weekly International Air Transport Association survey asked business travelers regarding the purpose for their most recent business trip.

  How often do you race of respondents

Teens were asked in the MTF 2006 survey how often they think about social issues (specific issues were not identified). The bivariate table includes responses organized by teen's race.

  Determining expected shape of distribution of sample mean

Determine the expected shape of distribution of sample mean? Compute the likelihood of choosing a sample with mean of at least $112,000?

  Kruskal-wallace procedure in sas

To compare the effectiveness of three types of pain relievers, a homogeneous group of 22 students were divided randomly into three groups, and each group took one of three pain relievers for a period of 2 weeks.

  Compute the correlation among the variables

Compute the correlation among the variables. Describe perfect correlation also negative correlation. Utilize the following data to answer questions related.

  Find hypotheses to test to answer the teacher-s question

Based on the boxplots in part (a), which of the two groups, students or teachers, tends to have watch times that are closer to the true time? explain you choice.

  Statistics-probability-academic approach

A City Survey states that 70 percent of all business owners favor increasing the parking fees. The city has commissioned a random sample of n = 100 business owners.

  Goodness of fitness-small tea company

You own a small tea company, Sweet Leaf, NASDQ ticker symbol LEAF. You are looking at marketing costs versus benefits. Your production manager says it doesn't matter which tea you produce

  Find difference in proportion between men and women drivers

Test at 1% significance level that there exists a difference in proportion between men and women drivers who always use seat belts.

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd