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math
show work A survey of 400 peopl found that 66 were left handed. What percent of those surveyed were left handed?
asked by shanae on November 6, 2007 
8th grade
People can be lefthanded, righthanded or ambidextrous. The number of boys in Canadian secondary schools who are left handed is about 1/7 the number of boys who are righthanded. About 11% of boys are lefthanded. Write and solve
asked by Tyler on January 26, 2009 
Math
Left hand! right hand Female___!________ Male_____!_______ Total18 ! 122 The incomplete table above summarizes the number of lefthanded students and righthanded students by gender for the eighth grade students at Keisel Middle
asked by Mary on January 31, 2018 
Algebra
The incomplete table below summarizes the number of lefthanded students and righthanded students by gender for the eighth grade students at Keisel Middle School. There are 6 times as many righthanded female students as there
asked by Delila on June 3, 2018 
statistics
according to data from the american medical association, 10% of us are left handed. If three people, are randomly selected find the probability that they are all left handed. If groups of 50 people are randomly selected, what is
asked by cm on May 7, 2012 
Math statistics
Ten percent of Americans adults are lefthanded. A statistics class has 50 students in attendance. Find the standard deviation for the number of lefthanded students in such classes of 50 students
asked by Lizzy on July 7, 2015 
Statistics
Onefifth of the population is lefthanded. A random sample of 20 people is selected. a) What is the probability that no more than 6 of the next 20 people are lefthanded. b) What is the probability that at least 4 of the next 20
asked by Ben on October 22, 2008 
Stats
Suppose that you are in a class of 31 students and it is assumed that approximately 10% of the population is lefthanded. (Give your answers correct to three decimal places.) (a) Compute the probability that exactly five students
asked by Kay on February 16, 2014 
STATISTICS
Suppose that you are in a class of 29 students and it is assumed that approximately 16% of the population is lefthanded. (Give your answers correct to three decimal places.) (a) Compute the probability that exactly five students
asked by BJ on June 5, 2014 
Statistics
Suppose that you are in a class of 31 students and it is assumed that approximately 13% of the population is lefthanded. (Give your answers correct to three decimal places.) (a) Compute the probability that exactly five students
asked by Gayle on May 27, 2013