ma student government day

In a survey conducted by teachers, 6 students were interviewed on the first day, 9 students on the second day, and 12 students on the third day. If the pattern continued, how many students were interviewed on the fifth day..

In a survey of 407 students, 270 indicated that they use a computer at least once a day. Find the 95% confidence interval for the true proportion of students who use computer at least once a day. => 0.614 < p < 0.706 or 0.418 < p < 0.902 or 0.294 ..

Indian Pacific is an Australian train that runs from Sydney to Perth (2460 miles) in three days. If it were to run from Washington DC to Boston MA (416 miles), then how long will it take to complete the journey? => 13.25 hrs or 10 hrs or 12.18 hrs or 15 hrs..

The scatter plot shows the number of students and the number of hours they work everyday. How many students work four hours a day? => 20 or 50 or 40 or 30..

The stem and leaf plot represents the study hours of 7 students per day in a class. How many students study for more than 5 hours? => 3 or 5 or 1 or 2..

The scatter plot shows the number of students and the number of hours they work everyday. How many more students work for 5 hours than those who work for 4 hours each day? => 15 or 10 or 20 or 5..

The number of hours of study of a student per day is: 5, 3, 8, 4, 10, 6. Find the range and variance. => Range = 7; Variance = 5.7 or Range = 7; Variance = 6 or Range = 6; Variance = 6.7 or Range = 6; Variance = 5.7..

The back to back stem and leaf plot compares the number of boys and girls who visited the science exhibition on a particular day. Find the total number of students who visited the science exhibition. => 140 or 16 or 210 or 60..

Mr. Tony asks the students in his class how long they watch T.V. each day. The responses are displayed in the frequency table. How many children watch T.V. for 2 hours daily? => 4 or 7 or 5 or 8..

A relation is observed between the number of days of preparation by a student for math, science and statistics tests and the points he scored. The relation is: {(3, 68), (4, 96), (2, 52)}. Determine if this relation is a function or not. => It is a function. or It is not a funct..