subject

Mathematics, 22.04.2021 08:10 promiselee200

The principal of a school claims that 30 % of grade 3 pupils stay in the playground after their classes. A survey among 500 grade 3 pupils revealed that 150 of them stay in the playground after their classes. Use 99% confidence to conduct a test of proportions. No unrelated answers or links or you will be reported. Thanks

ansver

Answers: 2

Show answers

Another question on Mathematics

question

Mathematics, 21.06.2019 19:30

Suzanne began a trip with 18 1/2 gallons of gas in the gas tank of her car if she hughes 17 3/4 gallons on the trip how many gallons does she have left once she finish the trip

Answers: 1

question

Mathematics, 21.06.2019 20:00

Ialready asked this but i never got an answer. will give a high rating and perhaps brainliest. choose the linear inequality that describes the graph. the gray area represents the shaded region. y ≤ –4x – 2 y > –4x – 2 y ≥ –4x – 2 y < 4x – 2

Answers: 1

question

Mathematics, 21.06.2019 20:30

Janet is rolling a number cube with the numbers one through six she record the numbers after each row if she rolls of keep 48 times how many times should she expect to roll a 4

Answers: 1

question

Mathematics, 21.06.2019 21:50

Which value of y will make the inequality y< -1 false?

Answers: 2

You know the right answer?

The principal of a school claims that 30 % of grade 3 pupils stay in the playground after their clas...

Questions

question

Computers and Technology, 05.10.2019 10:30

Of the following factors, which plays the most imortant role in providing ease of acess to a web app? a. internet connectivity and bandwi...

question

Computers and Technology, 05.10.2019 10:30

Which of the following statements about final classes is correct? a final class cannot have a constructor a final class canno...

question

Computers and Technology, 05.10.2019 10:30

True or false? any webb app can be accessed and run on any computing device? a. true b. false...

question

Computers and Technology, 05.10.2019 10:30

Does functionality provided by the app play an important role in a decision to purchase the app and install it locally? a. yes b. n...

question

Computers and Technology, 05.10.2019 10:30

True or false? if you want to compare the impact of using web apps instead of purchasing an off-the shelf package outright, ease of access play...

question

Chemistry, 05.10.2019 10:30

Of equations: twice a number plus three times a second number is negative one. the first number plus four times the second number istwo....

question

History, 05.10.2019 10:30

What is the ultimate goal for buddhists? explain why....

question

History, 05.10.2019 10:30

What would the introduction of a chinese company that also produces solar cells do to the market?...

question

Physics, 05.10.2019 10:30

An organism is composed of many interdependent organ...

question

English, 05.10.2019 10:30

How does irving contribute a positive message about america and its people through the characterization of rip van winkle? question 10 opt...

question

English, 05.10.2019 10:30

Paragraph 10 states,"the location population has few complaints about the mysterious lights."explain why you think this is true. use one quote from th...

question

English, 05.10.2019 10:30

hurry 30 pts hurry hurry and barainlest if right 1 what is a theme of "the three brass pennies"? a seeking happiness within i...

question

English, 05.10.2019 10:30

Another word for “ i’m also like other”...

question

English, 05.10.2019 10:30

What part of speech is many in "many of these items are on sale"...

question

Biology, 05.10.2019 10:30

When organisms use chemical energy to produce carbohydrates, the process is called a. autosynthesis. b. biosynthesis. c. chemosynthe...

question

Physics, 05.10.2019 10:30

Analyze the image below and answer the question that follows. image by dhp 1080 which line is pointing to the cell body?...

question

Mathematics, 05.10.2019 10:30

Sammy runs 42 miles over the course of 2 weeks. if she ran an equal number of miles each day, how far did she run each day?...

question

English, 05.10.2019 10:30

The right-handed twin accused his brother of murdering their mother and their quarrels continued until it was time to bury their mother. with the of...

question

Chemistry, 05.10.2019 10:30

When the product of two variables is constant, the variables are proportional to each other what is the word before porportional...

question

Mathematics, 05.10.2019 10:30

Alison has 1/2 cup of yogurt for making yogurt for making fruit parfraits .each parfrait requires 1/8 cup of yogurt. how many runners will be needed?...

More questions: Mathematics Another questions