Sir Gary randomly chose five students from his class of 40 and found out that these five students devote an average of 1.6 hours daily for play and recreational activities.Which of the given numbers is a population*1 point5 students out of 4040 students in classRandomly selected 5 studentsAverage time spent asleep

Sir Gary randomly chose five students from his class of 40 and found out that these five students devote an average of 1.6 hours daily for play and recreational activities.Which of the given numbers is a statistic?*1 pointPopulation sizeAverage time spent asleepSample sizeAverage length of playing time

Teacher Joy conducted a census in her class, and she found out that the average time that her students devote to studying is 2.25 hours, their average height is 147 cm, and a random sample of 10 students got an average of 87% in their latest quiz.Which of the given numbers is a sample?*1 point10 Students2.25 Hours147 cm87%

An instructor recommends to students in his introductory statistics class to spend at least 5 hours studying outside class. One of the items on the student survey for this course was "How many hours a week do you study for this class?” The instructor examined the data for men and women separately. Below is the distribution of this variable for the 30 women in the class.Part A: How should the instructor interpret the amount of time that women spend studying for the class? There can be more than one correct answer. Please answer all that apply.  Group of answer choicesA majority of women in the class spend less than the recommended number of hours studying although a few women do take the instructors advice.The women in the class study less than the men in the class.If you remove the three women with the highest number of study hours, then the result will show an approximately normal distribution.

A simple random sample of seven (7) students is selected, and the students are asked how much time they spent studying for their University subjects (combined) outside class times. From past experience, it is known that these times (in hours) are distributed normally.The times (in hours) for the sample of students are as follows:2.3 7.2 4.5 12.5 6.6 2.5 5.5Based on these results, a confidence interval estimate for the population mean is found to be 5.9 ± 2.6.The level of confidence the researcher has used is closest to:-Group of answer choices95%90%97.5%99%

Successful students tend to log in and participate in class: Question 11Answer a. Once per week b. Twice per week c. At least two to three times per week d. Never