50 m H. 15 m River S+ 72m

You want to determine if there is a difference in the number of times statistics students get asked out on dates compared to biology students. You randomly survey four statistics students and four biology students. Data are listed on the table. Statistics                Biology  students                 studentsX                                 Y8                                144                                108                                 64                                10Conduct an independent t-test to see if there is a significant difference. (Be sure to complete all 4 steps.)

Suppose you had 4 types of golf balls that you wanted to test. You were interested in determining whether these types of golf balls go the same distance or not. You also are interested in whether there is a difference in distance using three different brands of clubs. Describe what type of testing procedure you would use. Give Ho for the type of golf balls used. Name of Test _____________________________________________

What is the relationship between R sqare and p-value?

Solve for D)

Can someone explain the formulas needed and what variables go where?   445 randomly selected bulbs were tested in a laboratory, 316 lasted more than 500 hours. Find a point estimate of the proportion of all bulbs that last more than 500 hours.