Mathematics, 27.07.2021 20:10 jcotto3644
Dean Halverson recently read that full-time college students study 20 hours each week. She decides to do a study at her university to see if there is evidence that students study an average of less than 20 hours each week. A random sample of 31 students were asked to keep a diary of their activities over a period of several weeks. It was found that he average number of hours that the 31 students studied each week was 18.9 hours. The sample standard deviation of 3.7 hours.
Required:
Find the p-value.
Answers: 3
Mathematics, 21.06.2019 16:40
Which of the following statement about pascal's triangle are true?
Answers: 1
Mathematics, 21.06.2019 18:00
The base of a triangle exceeds the height by 7 centimeters. if the area is 400 square centimeters, find the length of the base and the height of the triangle.
Answers: 1
Mathematics, 21.06.2019 23:40
Solve these problems: 1.what is the perimeter of an equilateral triangle with sides measuring 6cm? 2. a regular pentagon has sides measuring 3.2 cm. what is its perimeter? 3. a regular decagon has sides of 3.5mm . what is it’s perimeter? 4. a regular octagon has a perimeter of 64cm. what is the length of one of the sides? 5. a regular hexagon has a perimeter of 72mm . what is the length of one of the sides? 6. what is the perimeter of a rhombus with sides measuring 11m?
Answers: 2
Dean Halverson recently read that full-time college students study 20 hours each week. She decides t...
Computers and Technology, 12.03.2020 20:29
Mathematics, 12.03.2020 20:29
Mathematics, 12.03.2020 20:29
Mathematics, 12.03.2020 20:29
English, 12.03.2020 20:29
Biology, 12.03.2020 20:29