Mathematics, 02.08.2019 04:00 ameliaduxha7

Arandom sample of 30 households was selected from a particular neighborhood. the number of cars for each household is shown below. estimate the mean number of cars per household for the population of households in this neighborhood. give the 95% confidence interval. a. 1.14 to 1.88 b. 1.12 to 1.88 c. 1.12 to 1.98 d. 1.14 to 1.98

Answers: 1

Show answers

Other questions on the subject: Mathematics

Mathematics, 21.06.2019 15:30, mag331

Afruit stand has to decide what to charge for their produce. they need $10 for 4 apples and 4 oranges. they also need $15 for 6 apples and 6 oranges. we put this information into a system of linear equations. can we find a unique price for an apple and an orange?

Answers: 2

continue

Mathematics, 21.06.2019 16:10, lilyplant4289

The number of hours per week that the television is turned on is determined for each family in a sample. the mean of the data is 37 hours and the median is 33.2 hours. twenty-four of the families in the sample turned on the television for 22 hours or less for the week. the 13th percentile of the data is 22 hours. approximately how many families are in the sample? round your answer to the nearest integer.

Answers: 1

continue

Mathematics, 21.06.2019 17:00, edjiejwi

Determine the fraction of total interest owed. after the fourth month of a 12-month loan: the numerator is: {(n + ) + (n + ) + (n + ) + (n + )} = , and the denominator is: {(n) + (n + 1) + + (n + )} = . therefore, the fraction is numerator/denominator (to the nearest tenth) =

Answers: 1

continue

Mathematics, 21.06.2019 19:10, imran2k13

The linear combination method is applied to a system of equations as shown. 4(.25x + .5y = 3.75) → x + 2y = 15 (4x – 8y = 12) → x – 2y = 3 2x = 18 what is the solution of the system of equations? (1,2) (3,9) (5,5) (9,3)

Answers: 1

continue

You know the right answer?

Arandom sample of 30 households was selected from a particular neighborhood. the number of cars for...