subject
Mathematics, 23.04.2020 16:30 sweetbri7p5v6tn

Twelve different video games showing drug use were observed. The duration times of drug use were recorded, with the times (seconds) listed below. What requirements must be satisfied to test the claim that the sample is from a population with a mean greater than 80 sec? Are the requirements all satisfied?

87, 13, 545, 51, 0, 55, 218, 41, 184, 0, 2, 52

What requirements must be satisfied? Select all that apply.

A. The sample observations must be a simple random sample.
B. The conditions for a binomial distribution must be satisfied.
C. At least one observation must be above or below 80 seconds.
D. Either the population is normally distributed, or n>30, or both.

ansver
Answers: 2

Another question on Mathematics

question
Mathematics, 20.06.2019 18:04
Which number is irrational? a) 16 b) 18 c) 25 d) 36
Answers: 2
question
Mathematics, 20.06.2019 18:04
Ascale drawing of a lake has a scale of 1 cm to 80 m. if the actual width of the lake is 1000 m what is the width of the lake on the scale drawing
Answers: 3
question
Mathematics, 21.06.2019 15:00
You put the following items into your rucksack. ham 600 g cheese 380 g tomatoes 270 g how much do all the ingredients weigh in total?
Answers: 1
question
Mathematics, 21.06.2019 21:30
Which equation shows the variable terms isolated on one side and the constant terms isolated on the other side for the equation -1/2x+3=4-1/4x? a. -1/4x=1 b. -3/4x=1 c. 7=1/4x d. 7=3/4x
Answers: 1
You know the right answer?
Twelve different video games showing drug use were observed. The duration times of drug use were rec...
Questions
question
Geography, 31.03.2020 04:01
question
Mathematics, 31.03.2020 04:01
question
Mathematics, 31.03.2020 04:01
Questions on the website: 13722363