Mathematics, 21.05.2020 21:58 pattydixon6
In a new lottery game, contestants pick 5 numbers (1-9 inclusive) and must guess exactly 3 correct in order to win. What’s the probability of winning this lottery?
Answers: 3
Mathematics, 22.06.2019 02:00
Which fraction represents the ratio 35 : 42 in simplest form
Answers: 1
Mathematics, 22.06.2019 04:30
The survey of study habits and attitudes (ssha) is a psychological test that measures the motivation, attitude toward school, and study habits of students, scores range from 0 to 200. the mean score for u.s. college students is about 115, and the standard deviation is about 30. a teacher who suspects that older students have better attitudes toward school gives the ssha to 55 students who are at least 30 years of age. the mean score is 113.2. assume the population standard deviation is 30 for older students what is the margin of error for a 95% confidence interval for the population mean score for a. older students? b. compute the 95% confidence interval for the population mean score for older students. c. compute the 99% confidence interval for the population mean score for older students. d. compute the 88% confidence interval for the population mean score for older students.
Answers: 3
Mathematics, 22.06.2019 05:30
On tuesday, a local hamburger shop sold a combined total of 375 hamburgers and cheeseburgers. the number of cheeseburgers sold was two times the number of hamburgers sold. how many hamburgers were sold on tuesday?
Answers: 2
In a new lottery game, contestants pick 5 numbers (1-9 inclusive) and must guess exactly 3 correct i...
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