Ask Question, Ask an Expert

+1-415-315-9853

info@mywordsolution.com

Ask Statistics and Probability Expert

Some students were asked if they carry the credit card. Here are responses.

Class Credit Card Carrier Not a Credit Card Carrier Total
Freshman 33 27 60
Sophomore 6 34 40
Total 39 61 100

Find out the probability that the student was a sophomore?

Statistics and Probability, Statistics

  • Category:- Statistics and Probability
  • Reference No.:- M922559

Have any Question? 


Related Questions in Statistics and Probability

One of the initial clinical trials of the anti-math anxiety

One of the initial clinical trials of the anti-math anxiety drug SHOVITALL TM tested for the presence of headaches as a side effect. In the trial, 450 subjects were treated with 80mg of the drug, and 2.2% of the subjects ...

A special industrial battery must have a life of at least

A special industrial battery must have a life of at least 500 hours. A hypothesis test is to be conducted with a 0.04 level of significance. If the batteries from a particular production run have an actual mean use life ...

Prove that the boundary of a simplex s is the set of all

Prove that the boundary of a simplex S is the set of all the points y in S whose barycentric coordinate representation has at least one zero coordinate.

1 what aspects of data analysis can be performed by

1. What aspects of data analysis can be performed by computers, and what are the advantages of using them to do so? 2. Review the procedures used to verify that collected data are coded and entered correctly before they ...

While this campaign ended with a massive us military

While this campaign ended with a massive US military victory in which the Viet Cong were utterly destroyed as a fighting force, it is widely considered a major political defeat for the US because it initiated a major gro ...

Suppose that the probability that a new medication will

Suppose that the probability that a new medication will cause a bad side effect is 0.03. If this medication is given to 150 people, what is the probability that exactly three of them will experience a bad side effect? Pl ...

Its believed that as many as 20 of adults over 50 never

It's believed that as many as 20% of adults over 50 never graduated from high school. We wish to see if this percentage is the same among the 25 to 30 age group. a) How many of this younger age group must we survey in or ...

Best ribs wishes to pay off a debt of 40000 in 7 years what

Best Ribs wishes to pay off a debt of $40,000 in 7 years. What amortization payment would they need to make each six months, at 6% interest compounded semiannually? (Use Table 12-2 from your text) $3,541.05 $3,910.63 $2, ...

When conducting a hypothesis test if z calculated is less

When conducting a hypothesis test, if z calculated is less than z critical, you should accept the null hypothesis?

Answer the following questions showing all work1 using

Answer the following questions showing all work. 1. Using http://onlinestatbook.com/stat_sim/sampling_dist/index.html, select a population distribution that is NOT normal (i.e., heavily skewed, uniform, bimodal). Using t ...

  • 4,153,160 Questions Asked
  • 13,132 Experts
  • 2,558,936 Questions Answered

Ask Experts for help!!

Looking for Assignment Help?

Start excelling in your Courses, Get help with Assignment

Write us your full requirement for evaluation and you will receive response within 20 minutes turnaround time.

Ask Now Help with Problems, Get a Best Answer

WalMart Identification of theory and critical discussion

Drawing on the prescribed text and/or relevant academic literature, produce a paper which discusses the nature of group

Section onea in an atwood machine suppose two objects of

SECTION ONE (a) In an Atwood Machine, suppose two objects of unequal mass are hung vertically over a frictionless

Part 1you work in hr for a company that operates a factory

Part 1: You work in HR for a company that operates a factory manufacturing fiberglass. There are several hundred empl

Details on advanced accounting paperthis paper is intended

DETAILS ON ADVANCED ACCOUNTING PAPER This paper is intended for students to apply the theoretical knowledge around ac

Create a provider database and related reports and queries

Create a provider database and related reports and queries to capture contact information for potential PC component pro