Mathematics, 17.09.2019 02:00, dlatricewilcoxp0tsdw

Carla wants to know how many students in her school enjoy watching reality tv shows. she asks all 22 students in her science class and finds that 40% of her classmates enjoy watching reality tv shows. she claims that 40% of the school's student population would be expected to enjoy watching reality tv shows. is carla making a valid inference about her population?
no, it is not a valid inference because she asked all 22 students in her science class instead of taking a sample from her music class
no, it is not a valid inference because she asked all 22 students in her science class instead of taking a sample of the students in her school
yes, it is a valid inference because she asked all 22 students in her science class
yes, it is a valid inference because her classmates make up a random sample of the students in the school

Answers: 1

Show answers

Other questions on the subject: Mathematics

Mathematics, 21.06.2019 18:10, mayamcmillan11

An initial investment of $100 is now valued at $150. the annual interest rate is 5%, compounded continuously. the equation 100e0.05t = 150 represents the situation, where t is the number of years the money has been invested. about how long has the money been invested? use your calculator and round to the nearest whole number. years

Answers: 3

continue

Mathematics, 21.06.2019 23:00, ReveenatheRaven2296

The distance between two points is 6.5cm and scale of map is 1: 1000 what's the distance between the two points

Answers: 1

continue

Mathematics, 21.06.2019 23:00, jetblackcap

Perry observes the opposite parallel walls of a room in how many lines do the plains containing the walls intersect

Answers: 1

continue

Mathematics, 22.06.2019 00:00, baileypreston311

Use the given information to determine the exact trigonometric value.