Mathematics, 27.05.2021 18:30 partykidjeremsih
A student would like to estimate the proportion of students at his school who have lunch during period 4. To do so,
he selects a random sample of 40 students and finds that 30% of them have period 4 lunch. Later, he goes to the
guidance office and finds that of the 380 students at this school, 25% of them have period 4 lunch. Which of the
following properly describes the number, 25%?
sample
statistic
population
parameter
Yeah
Answers: 1
Another question on Mathematics
Mathematics, 21.06.2019 19:00
The area of square garden is 300m squared. how long is the diagonal?
Answers: 1
Mathematics, 21.06.2019 19:30
If the ratio of sum of the first m and n terms of an ap is m2 : n2 , show that the ratio of its mth and nth terms is (2m − 1) : (2n − 1).
Answers: 3
Mathematics, 21.06.2019 21:30
Jake bakes and sell apple pies. he sells each pie for $5.75 . the materials to make the pies cost $40. the boxes jake puts the pies in cost & 12.50 total. how many pies does jake need to sell to earn a profit of $50
Answers: 3
Mathematics, 21.06.2019 21:40
Which statement is true about a number and its additive inverse? a. their product is always one. b. their sum is always one. c. they are always reciprocals of each other. d. their sum is always zero.
Answers: 1
You know the right answer?
A student would like to estimate the proportion of students at his school who have lunch during peri...
Questions
English, 04.12.2019 20:31
Chemistry, 04.12.2019 20:31
Social Studies, 04.12.2019 20:31
Mathematics, 04.12.2019 20:31
Mathematics, 04.12.2019 20:31
Social Studies, 04.12.2019 20:31
