Mathematics, 10.01.2022 15:10, jazzy200076

There are 948 students in a school. The headteacher wants to know if the students would prefer to have their lunch break at 12.30 pm or 1.30 pm. She decides to ask a sample of the school population.
How many students should there be in her sample? Give a reason for your answer.

Answers: 2

Show answers

Other questions on the subject: Mathematics

Mathematics, 21.06.2019 16:30, inucornspineapple

Arandom sample of 150 high school students were asked whether they have a job. the results are shown in the table. have a job do not have a job male 48 35 female 41 26 select a ord or phrase from the drop-down menus to correctly complete the statements describing the association.

Answers: 1

continue

Mathematics, 21.06.2019 17:30, rojina83

10 ! in a race, nick is 50 feet in front of jay after ten seconds. how fast can nick run, if jay can run 20 feet per second?

Answers: 1

continue

Mathematics, 21.06.2019 19:30, valerieaj113

Weekly wages at a certain factory are normally distributed with a mean of $400 and a standard deviation of $50. find the probability that a worker selected at random makes between $450 and $500

Answers: 2

continue

Mathematics, 21.06.2019 22:00, angeloliv1012

Solve 2 - 3 cos x = 5 + 3 cos x for 0° ≤ x ≤ 180° a. 150° b. 30° c. 60° d. 120°

Answers: 1

continue

Do you know the correct answer?

There are 948 students in a school. The headteacher wants to know if the students would prefer to...