Random selection book from used-book sale

Assignment Help Basic Statistics
Reference no: EM1396566

At a used-book sale, 100 books are adult books and 160 are children's books. Of the adult books, 70 are nonfiction while 60 of the children's books are nonfiction. If a book is selected at random, find the probability that is is:

a. Fiction

b. Not a children's nonfiction book

c. An adult book or a children's nonfiction book

Reference no: EM1396566

Questions Cloud

Demonstrate that this protein was associated with the member : Given this partial amino acid sequence (YFNPT DSWPT LAPAN YSFLF FLARY WYINL), is it more likely that this region of the protein is associated with the cellular membrane or is it exposed to the cytosol? Describe how one would go about demonstrating..
Write report-high standards for new school and administrator : Reflection paper on putting together the portfolio for administrators also the paper on high standards for new school and new administrator.
Value of the standard error of estimate : Given are five observations collected in a regretion study on two variables: What is the value of the standard error of the estimate?
Describe the strategic options for growing the value : Some Pacific Islander tribes expect the elderly or infirm to leave the group also go off on their own to die. Provide your view of this practice by providing arguments which consider cultural diversity.
Random selection book from used-book sale : At a used-book sale, 100 books are adult books and 160 are children's books. Of the adult books, 70 are nonfiction while 60 of the children's books are nonfiction. If a book is selected at random, find the probability that is is:
Creating a dichotomous key from the bacteria : Create a Dichotomous Key using the following Bacteria. You are only allowed to use the characteristics listed in organizing your Dichotomous Key.
What are some advantages of being part of a food web : Provide an example of a food chain in the area where you live in Seattle Washington Humans are parts of food chains and food webs, too.
Explain which structure failed to cure unlevel ills : Illustrate what was unlevel trying to do when it introduced a new structure based on business groups in the mid 1990s? Explain why you think which this structure failed to cure unlevel ills?
Least squares regression analysis : Using least squares regression analysis, what would you estimate demand to be for each month next year?

Reviews

Write a Review

Basic Statistics Questions & Answers

  Standard deviation and t test

Compute the mean, median and mode measures of central tendency for the number of years of work experience. Which measure does the best job of describing central tendency for this variable?

  Probability that follows binomial distribution

Find the probability that follows Binomial distribution.

  Ranking data and percentiles

A sample of 148 of our statistics students rated their level of admiration for Hilary Rodham Clinton on a scale of 1 to 7. The mean rating was 4.06 and the standard deviation was 1.70.

  What extent did removal of the outlier improve the fit

Assume that Los Arboles had a special program in place to encourage helmet use. Elucidate to what extent did removal of the outlier improve the fit.

  Determine observed and expected values

A research firm reported that 15% of those surveyed stated their health as poor, 26% as good, 40% as very good, and 19% as excellent. A health professional in Chicago wanted to determine if people in Chicago had similar feelings toward their healt..

  What is the probability that no student wins

The random variable X has which of the following probability distributions and What is the probability that no student wins

  Mean for a distribution

It is better to use the median rather than the mean for a distribution when:

  Descriptive statistics introduction

Here are fifty observations on the weight of tea bags. Create mean, mode and median.

  P-value method of hypothesis testing

Show all the steps of your hypothesis test including a) the claim being tested , b) the null and alternative hypothesis, c) the test statistic, d) the p value, e) initial conclusion, and f) a final conclusion about the original claim.

  Example on permutation tests

What can we conclude from this summary, Which of the following statements is correct and In which of the following situations would permutation tests be suitable

  Contrast quanitative and qualitative research

Compare and contrast quantitative and qualitative research designs. Identify and discuss some advantages and disadvantages for each type of research.

  Significance and use of normal curve

Consider the relationship between derived scores and the normal curve. In terms of the normal curve and how it relates to psychological testing and assessment.

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