Mathematics, 09.12.2021 07:00 CobyHageman

URGENT!!! A recent survey found out that 52% of girls 14-17 years old wear contacts. We take a random sample of 20 girls 14-17 years old. a) Is this a binomial distribution? why or why not?
b) Find the probability that exactly 15 girls in our sample of 20 are wearing contacts.
c) Find the probability that at least 10 girls are wearing contacts

Answers: 3

Show answers

Another question on Mathematics

Mathematics, 21.06.2019 14:10

What is the slope of the line that contains the points (4,8) and (9,8)? what type of line is it?

Answers: 2

Answer

Mathematics, 21.06.2019 21:00

Julie buys 2kg of apples and 7kg of pears ? 12.70. the pears cost ? 1.30 per kilogram what is the price per kilogram of the apples? show your working out

Answers: 2

Answer

Mathematics, 21.06.2019 21:50

Which is the graph of this function 3 square root of x plus one if

Answers: 1

Answer

Mathematics, 22.06.2019 01:00

X^2/100+y^2/25=1 the length of the major axis is: a)5 b)10 c)20

Answers: 3

Answer

You know the right answer?

URGENT!!! A recent survey found out that 52% of girls 14-17 years old wear contacts. We take a rando...

Questions

Mathematics, 07.07.2019 17:00

Carlos estimates that he will need to earn at least $700 to take his girlfriend to the prom. carlos works two jobs as show in the table jobs main st....

Mathematics, 07.07.2019 17:00

Ella has 16 more jelly beans than ty. ella has 45 jelly beans. how many jelly beans does ty have?...

Mathematics, 07.07.2019 17:00

Ahybrid car gets 45 miles per gallon. at that rate, how much gas would it take to travel across country, a distance of about 2600 miles...

Mathematics, 07.07.2019 17:00

If the population in a state is 1,821,000 and is decreasing by 0.2% every year. what will the population be in 5 years? round to the nearest whole nu...

Mathematics, 07.07.2019 17:00

Put these correlation coefficients in order from strongest first and the weakest last: +.22, +.77, -.66, -.79, -.33, +.89, -.94...

Mathematics, 07.07.2019 17:00

Nadia bought 4 bags of popcorn at the movies. she shared the popcorn with her 7 friends. each bag held 6 cups of popcorn. if everyone had an equal amo...

Mathematics, 07.07.2019 17:00

An automotive mechanic charges a flat diagnostic fee of $25 to diagnose the problem in a vehicle and $65 per hour for labor to fix it. if the mechanic...

Mathematics, 07.07.2019 17:00

Need with the last question easy 15 points...

English, 07.07.2019 17:00

Based on information in the document, people who wish to stop telemarketers from calling their homes should first a) order caller-id from their phone...

English, 07.07.2019 17:00

Three most important habits while studying...

History, 07.07.2019 17:00

In the early 1900s, what did it mean for cities to be “dry”?...

Mathematics, 07.07.2019 17:00

Iwill give brainliest to whoever is correct

Mathematics, 07.07.2019 17:00

Ben exercises every 12 days and isabel every 8 days ben and isabel both exercised today. how many days will it be until they exercise together again?...

Mathematics, 07.07.2019 17:00

Which expression is equivalent to 3/4 - 1/2?...

Mathematics, 07.07.2019 17:00

N-24=5-nalgebra; solving equations with variables on both sides...

Mathematics, 07.07.2019 17:00

At southside middle school, 30% of the students play an instrument. there are 310 students. how many students play an instrument? 93 students 130 stu...

Mathematics, 07.07.2019 17:00

Agym membership is $25 a month plus $15 fee. how many months/weeks can $200 cover? equation: months/weeks:...

History, 07.07.2019 17:00

Does esherick view the boxers in a positive or negative way? support your answer with evidence....

History, 07.07.2019 17:00

1. the u. s. military remained segregated during the war but over blacks migrated north, primarily to work in defense industries. a. one million c....

Arts, 07.07.2019 17:00

Why is the "the african queen" a classic?...

More questions: Mathematics Another questions